Home / 61,238,499.97-91,825,854.38-28,881,714.68

Finding the Fourth Proportional to 61,238,499.97, 91,825,854.38 and 28,881,714.68

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Solution

The fourth proportional to 61,238,499.97, 91,825,854.38 and 28,881,714.68 is: 43,307,529.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,238,499.97 : 91,825,854.38 = 28,881,714.68 : x
  2. Step 2: Convert to fraction form
    61,238,499.97/91,825,854.38 = 28,881,714.68/x
  3. Step 3: Cross multiply
    61,238,499.97x = 91,825,854.38 × 28,881,714.68
  4. Step 4: Simplify right side
    61,238,499.97x = 2,652,088,126,305,979.50
  5. Step 5: Solve for x
    x = 2,652,088,126,305,979.50/61,238,499.97
  6. Step 6: Final answer
    x = 43,307,529.21

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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.