Home / 12,505,059.45-18,747,790.20-4,937,689.53

Finding the Fourth Proportional to 12,505,059.45, 18,747,790.20 and 4,937,689.53

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Solution

The fourth proportional to 12,505,059.45, 18,747,790.20 and 4,937,689.53 is: 7,402,665.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505,059.45 : 18,747,790.20 = 4,937,689.53 : x
  2. Step 2: Convert to fraction form
    12,505,059.45/18,747,790.20 = 4,937,689.53/x
  3. Step 3: Cross multiply
    12,505,059.45x = 18,747,790.20 × 4,937,689.53
  4. Step 4: Simplify right side
    12,505,059.45x = 92,570,767,381,176.61
  5. Step 5: Solve for x
    x = 92,570,767,381,176.61/12,505,059.45
  6. Step 6: Final answer
    x = 7,402,665.12

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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.