Home / 16,729,688.40-25,038,545.40-11,690,840.40

Finding the Fourth Proportional to 16,729,688.40, 25,038,545.40 and 11,690,840.40

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Solution

The fourth proportional to 16,729,688.40, 25,038,545.40 and 11,690,840.40 is: 17,497,136.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729,688.40 : 25,038,545.40 = 11,690,840.40 : x
  2. Step 2: Convert to fraction form
    16,729,688.40/25,038,545.40 = 11,690,840.40/x
  3. Step 3: Cross multiply
    16,729,688.40x = 25,038,545.40 × 11,690,840.40
  4. Step 4: Simplify right side
    16,729,688.40x = 292,721,638,119,554.12
  5. Step 5: Solve for x
    x = 292,721,638,119,554.12/16,729,688.40
  6. Step 6: Final answer
    x = 17,497,136.30

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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.