Home / 25,242,387.81-34,834,493.70-13,639,950.96

Finding the Fourth Proportional to 25,242,387.81, 34,834,493.70 and 13,639,950.96

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Solution

The fourth proportional to 25,242,387.81, 34,834,493.70 and 13,639,950.96 is: 18,823,131.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,242,387.81 : 34,834,493.70 = 13,639,950.96 : x
  2. Step 2: Convert to fraction form
    25,242,387.81/34,834,493.70 = 13,639,950.96/x
  3. Step 3: Cross multiply
    25,242,387.81x = 34,834,493.70 × 13,639,950.96
  4. Step 4: Simplify right side
    25,242,387.81x = 475,140,785,784,429
  5. Step 5: Solve for x
    x = 475,140,785,784,429/25,242,387.81
  6. Step 6: Final answer
    x = 18,823,131.53

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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.