Home / 57,478,469.20-86,217,703.80-37,071,134.80

Finding the Fourth Proportional to 57,478,469.20, 86,217,703.80 and 37,071,134.80

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Solution

The fourth proportional to 57,478,469.20, 86,217,703.80 and 37,071,134.80 is: 55,606,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,478,469.20 : 86,217,703.80 = 37,071,134.80 : x
  2. Step 2: Convert to fraction form
    57,478,469.20/86,217,703.80 = 37,071,134.80/x
  3. Step 3: Cross multiply
    57,478,469.20x = 86,217,703.80 × 37,071,134.80
  4. Step 4: Simplify right side
    57,478,469.20x = 3,196,188,119,716,272
  5. Step 5: Solve for x
    x = 3,196,188,119,716,272/57,478,469.20
  6. Step 6: Final answer
    x = 55,606,702.20

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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.