Home / 22,551,095.79-31,120,532.15-12,237,818.90

Finding the Fourth Proportional to 22,551,095.79, 31,120,532.15 and 12,237,818.90

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Solution

The fourth proportional to 22,551,095.79, 31,120,532.15 and 12,237,818.90 is: 16,888,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,551,095.79 : 31,120,532.15 = 12,237,818.90 : x
  2. Step 2: Convert to fraction form
    22,551,095.79/31,120,532.15 = 12,237,818.90/x
  3. Step 3: Cross multiply
    22,551,095.79x = 31,120,532.15 × 12,237,818.90
  4. Step 4: Simplify right side
    22,551,095.79x = 380,847,436,306,535.88
  5. Step 5: Solve for x
    x = 380,847,436,306,535.88/22,551,095.79
  6. Step 6: Final answer
    x = 16,888,200.90

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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.