Home / 28,485,000.47-42,676,128.05-17,536,134.89

Finding the Fourth Proportional to 28,485,000.47, 42,676,128.05 and 17,536,134.89

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Solution

The fourth proportional to 28,485,000.47, 42,676,128.05 and 17,536,134.89 is: 26,272,575.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,485,000.47 : 42,676,128.05 = 17,536,134.89 : x
  2. Step 2: Convert to fraction form
    28,485,000.47/42,676,128.05 = 17,536,134.89/x
  3. Step 3: Cross multiply
    28,485,000.47x = 42,676,128.05 × 17,536,134.89
  4. Step 4: Simplify right side
    28,485,000.47x = 748,374,338,086,722.25
  5. Step 5: Solve for x
    x = 748,374,338,086,722.25/28,485,000.47
  6. Step 6: Final answer
    x = 26,272,575.94

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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.