Home / 8,748,016.30-13,122,024.45-7,685,134.30

Finding the Fourth Proportional to 8,748,016.30, 13,122,024.45 and 7,685,134.30

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Solution

The fourth proportional to 8,748,016.30, 13,122,024.45 and 7,685,134.30 is: 11,527,701.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,016.30 : 13,122,024.45 = 7,685,134.30 : x
  2. Step 2: Convert to fraction form
    8,748,016.30/13,122,024.45 = 7,685,134.30/x
  3. Step 3: Cross multiply
    8,748,016.30x = 13,122,024.45 × 7,685,134.30
  4. Step 4: Simplify right side
    8,748,016.30x = 100,844,520,186,133.62
  5. Step 5: Solve for x
    x = 100,844,520,186,133.62/8,748,016.30
  6. Step 6: Final answer
    x = 11,527,701.45

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Double scale
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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.