Home / 13,699,445.91-20,550,126.29-5,502,088.77

Finding the Fourth Proportional to 13,699,445.91, 20,550,126.29 and 5,502,088.77

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Solution

The fourth proportional to 13,699,445.91, 20,550,126.29 and 5,502,088.77 is: 8,253,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,699,445.91 : 20,550,126.29 = 5,502,088.77 : x
  2. Step 2: Convert to fraction form
    13,699,445.91/20,550,126.29 = 5,502,088.77/x
  3. Step 3: Cross multiply
    13,699,445.91x = 20,550,126.29 × 5,502,088.77
  4. Step 4: Simplify right side
    13,699,445.91x = 113,068,619,054,780.31
  5. Step 5: Solve for x
    x = 113,068,619,054,780.31/13,699,445.91
  6. Step 6: Final answer
    x = 8,253,517.68

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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.