Home / 21,034,592.62-31,468,871.49-15,931,722.22

Finding the Fourth Proportional to 21,034,592.62, 31,468,871.49 and 15,931,722.22

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Solution

The fourth proportional to 21,034,592.62, 31,468,871.49 and 15,931,722.22 is: 23,834,705.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,034,592.62 : 31,468,871.49 = 15,931,722.22 : x
  2. Step 2: Convert to fraction form
    21,034,592.62/31,468,871.49 = 15,931,722.22/x
  3. Step 3: Cross multiply
    21,034,592.62x = 31,468,871.49 × 15,931,722.22
  4. Step 4: Simplify right side
    21,034,592.62x = 501,353,319,155,557.50
  5. Step 5: Solve for x
    x = 501,353,319,155,557.50/21,034,592.62
  6. Step 6: Final answer
    x = 23,834,705.44

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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.