Home / 21,560,737.26-29,767,247.81-13,724,672.52

Finding the Fourth Proportional to 21,560,737.26, 29,767,247.81 and 13,724,672.52

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Solution

The fourth proportional to 21,560,737.26, 29,767,247.81 and 13,724,672.52 is: 18,948,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,737.26 : 29,767,247.81 = 13,724,672.52 : x
  2. Step 2: Convert to fraction form
    21,560,737.26/29,767,247.81 = 13,724,672.52/x
  3. Step 3: Cross multiply
    21,560,737.26x = 29,767,247.81 × 13,724,672.52
  4. Step 4: Simplify right side
    21,560,737.26x = 408,545,727,945,313.81
  5. Step 5: Solve for x
    x = 408,545,727,945,313.81/21,560,737.26
  6. Step 6: Final answer
    x = 18,948,597.31

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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.