Home / 14,342,737.95-21,520,460.16-7,517,689.16

Finding the Fourth Proportional to 14,342,737.95, 21,520,460.16 and 7,517,689.16

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Solution

The fourth proportional to 14,342,737.95, 21,520,460.16 and 7,517,689.16 is: 11,279,863.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,737.95 : 21,520,460.16 = 7,517,689.16 : x
  2. Step 2: Convert to fraction form
    14,342,737.95/21,520,460.16 = 7,517,689.16/x
  3. Step 3: Cross multiply
    14,342,737.95x = 21,520,460.16 × 7,517,689.16
  4. Step 4: Simplify right side
    14,342,737.95x = 161,784,129,955,441.56
  5. Step 5: Solve for x
    x = 161,784,129,955,441.56/14,342,737.95
  6. Step 6: Final answer
    x = 11,279,863.76

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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.