Home / 19,423,061.40-29,134,592.10-13,376,443.80

Finding the Fourth Proportional to 19,423,061.40, 29,134,592.10 and 13,376,443.80

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Solution

The fourth proportional to 19,423,061.40, 29,134,592.10 and 13,376,443.80 is: 20,064,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,061.40 : 29,134,592.10 = 13,376,443.80 : x
  2. Step 2: Convert to fraction form
    19,423,061.40/29,134,592.10 = 13,376,443.80/x
  3. Step 3: Cross multiply
    19,423,061.40x = 29,134,592.10 × 13,376,443.80
  4. Step 4: Simplify right side
    19,423,061.40x = 389,717,233,861,574
  5. Step 5: Solve for x
    x = 389,717,233,861,574/19,423,061.40
  6. Step 6: Final answer
    x = 20,064,665.70

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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.