Home / 10,915,522.43-15,063,156.95-6,020,639.42

Finding the Fourth Proportional to 10,915,522.43, 15,063,156.95 and 6,020,639.42

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Solution

The fourth proportional to 10,915,522.43, 15,063,156.95 and 6,020,639.42 is: 8,308,336.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,522.43 : 15,063,156.95 = 6,020,639.42 : x
  2. Step 2: Convert to fraction form
    10,915,522.43/15,063,156.95 = 6,020,639.42/x
  3. Step 3: Cross multiply
    10,915,522.43x = 15,063,156.95 × 6,020,639.42
  4. Step 4: Simplify right side
    10,915,522.43x = 90,689,836,417,397.98
  5. Step 5: Solve for x
    x = 90,689,836,417,397.98/10,915,522.43
  6. Step 6: Final answer
    x = 8,308,336.78

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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.