Home / 29,302,685.20-43,923,701.40-13,136,381.20

Finding the Fourth Proportional to 29,302,685.20, 43,923,701.40 and 13,136,381.20

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Solution

The fourth proportional to 29,302,685.20, 43,923,701.40 and 13,136,381.20 is: 19,690,976.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,302,685.20 : 43,923,701.40 = 13,136,381.20 : x
  2. Step 2: Convert to fraction form
    29,302,685.20/43,923,701.40 = 13,136,381.20/x
  3. Step 3: Cross multiply
    29,302,685.20x = 43,923,701.40 × 13,136,381.20
  4. Step 4: Simplify right side
    29,302,685.20x = 576,998,485,305,373.62
  5. Step 5: Solve for x
    x = 576,998,485,305,373.62/29,302,685.20
  6. Step 6: Final answer
    x = 19,690,976.49

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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.