Home / 8,696,005.40-13,044,008.10-7,739,411.60

Finding the Fourth Proportional to 8,696,005.40, 13,044,008.10 and 7,739,411.60

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Solution

The fourth proportional to 8,696,005.40, 13,044,008.10 and 7,739,411.60 is: 11,609,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,005.40 : 13,044,008.10 = 7,739,411.60 : x
  2. Step 2: Convert to fraction form
    8,696,005.40/13,044,008.10 = 7,739,411.60/x
  3. Step 3: Cross multiply
    8,696,005.40x = 13,044,008.10 × 7,739,411.60
  4. Step 4: Simplify right side
    8,696,005.40x = 100,952,947,599,633.95
  5. Step 5: Solve for x
    x = 100,952,947,599,633.95/8,696,005.40
  6. Step 6: Final answer
    x = 11,609,117.40

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Similar ratio
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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.