Home / 13,412,657.10-20,124,234.45-4,893,854.70

Finding the Fourth Proportional to 13,412,657.10, 20,124,234.45 and 4,893,854.70

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Solution

The fourth proportional to 13,412,657.10, 20,124,234.45 and 4,893,854.70 is: 7,342,697.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,412,657.10 : 20,124,234.45 = 4,893,854.70 : x
  2. Step 2: Convert to fraction form
    13,412,657.10/20,124,234.45 = 4,893,854.70/x
  3. Step 3: Cross multiply
    13,412,657.10x = 20,124,234.45 × 4,893,854.70
  4. Step 4: Simplify right side
    13,412,657.10x = 98,485,079,347,034.42
  5. Step 5: Solve for x
    x = 98,485,079,347,034.42/13,412,657.10
  6. Step 6: Final answer
    x = 7,342,697.17

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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.