Home / 61,514,630.69-84,850,194.16-39,453,186.17

Finding the Fourth Proportional to 61,514,630.69, 84,850,194.16 and 39,453,186.17

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Solution

The fourth proportional to 61,514,630.69, 84,850,194.16 and 39,453,186.17 is: 54,419,744.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,514,630.69 : 84,850,194.16 = 39,453,186.17 : x
  2. Step 2: Convert to fraction form
    61,514,630.69/84,850,194.16 = 39,453,186.17/x
  3. Step 3: Cross multiply
    61,514,630.69x = 84,850,194.16 × 39,453,186.17
  4. Step 4: Simplify right side
    61,514,630.69x = 3,347,610,507,016,568.50
  5. Step 5: Solve for x
    x = 3,347,610,507,016,568.50/61,514,630.69
  6. Step 6: Final answer
    x = 54,419,744.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.