Home / 31,635,312.81-47,406,543.65-17,829,149.04

Finding the Fourth Proportional to 31,635,312.81, 47,406,543.65 and 17,829,149.04

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Solution

The fourth proportional to 31,635,312.81, 47,406,543.65 and 17,829,149.04 is: 26,717,558.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,635,312.81 : 47,406,543.65 = 17,829,149.04 : x
  2. Step 2: Convert to fraction form
    31,635,312.81/47,406,543.65 = 17,829,149.04/x
  3. Step 3: Cross multiply
    31,635,312.81x = 47,406,543.65 × 17,829,149.04
  4. Step 4: Simplify right side
    31,635,312.81x = 845,218,332,207,115.50
  5. Step 5: Solve for x
    x = 845,218,332,207,115.50/31,635,312.81
  6. Step 6: Final answer
    x = 26,717,558.86

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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.