Home / 25,320,039.68-34,941,662.88-13,717,683.20

Finding the Fourth Proportional to 25,320,039.68, 34,941,662.88 and 13,717,683.20

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Solution

The fourth proportional to 25,320,039.68, 34,941,662.88 and 13,717,683.20 is: 18,930,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,320,039.68 : 34,941,662.88 = 13,717,683.20 : x
  2. Step 2: Convert to fraction form
    25,320,039.68/34,941,662.88 = 13,717,683.20/x
  3. Step 3: Cross multiply
    25,320,039.68x = 34,941,662.88 × 13,717,683.20
  4. Step 4: Simplify right side
    25,320,039.68x = 479,318,661,869,039.62
  5. Step 5: Solve for x
    x = 479,318,661,869,039.62/25,320,039.68
  6. Step 6: Final answer
    x = 18,930,407.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.