Home / 8,748,896.30-13,123,344.45-6,623,132.30

Finding the Fourth Proportional to 8,748,896.30, 13,123,344.45 and 6,623,132.30

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Solution

The fourth proportional to 8,748,896.30, 13,123,344.45 and 6,623,132.30 is: 9,934,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,896.30 : 13,123,344.45 = 6,623,132.30 : x
  2. Step 2: Convert to fraction form
    8,748,896.30/13,123,344.45 = 6,623,132.30/x
  3. Step 3: Cross multiply
    8,748,896.30x = 13,123,344.45 × 6,623,132.30
  4. Step 4: Simplify right side
    8,748,896.30x = 86,917,646,510,820.73
  5. Step 5: Solve for x
    x = 86,917,646,510,820.73/8,748,896.30
  6. Step 6: Final answer
    x = 9,934,698.45

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Double scale
Find fourth proportional to 8,748,897.30, 13,123,345.95 and 6,623,133.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.