Home / 61,281,459.78-84,568,393.89-33,779,847.30

Finding the Fourth Proportional to 61,281,459.78, 84,568,393.89 and 33,779,847.30

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Solution

The fourth proportional to 61,281,459.78, 84,568,393.89 and 33,779,847.30 is: 46,616,177.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,281,459.78 : 84,568,393.89 = 33,779,847.30 : x
  2. Step 2: Convert to fraction form
    61,281,459.78/84,568,393.89 = 33,779,847.30/x
  3. Step 3: Cross multiply
    61,281,459.78x = 84,568,393.89 × 33,779,847.30
  4. Step 4: Simplify right side
    61,281,459.78x = 2,856,707,432,010,453
  5. Step 5: Solve for x
    x = 2,856,707,432,010,453/61,281,459.78
  6. Step 6: Final answer
    x = 46,616,177.92

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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.