Home / 40,948,659.62-61,303,788.68-21,471,699.86

Finding the Fourth Proportional to 40,948,659.62, 61,303,788.68 and 21,471,699.86

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Solution

The fourth proportional to 40,948,659.62, 61,303,788.68 and 21,471,699.86 is: 32,145,046.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,948,659.62 : 61,303,788.68 = 21,471,699.86 : x
  2. Step 2: Convert to fraction form
    40,948,659.62/61,303,788.68 = 21,471,699.86/x
  3. Step 3: Cross multiply
    40,948,659.62x = 61,303,788.68 × 21,471,699.86
  4. Step 4: Simplify right side
    40,948,659.62x = 1,316,296,550,403,948
  5. Step 5: Solve for x
    x = 1,316,296,550,403,948/40,948,659.62
  6. Step 6: Final answer
    x = 32,145,046.08

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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.