Home / 61,281,431.28-84,568,354.56-33,779,818.80

Finding the Fourth Proportional to 61,281,431.28, 84,568,354.56 and 33,779,818.80

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Solution

The fourth proportional to 61,281,431.28, 84,568,354.56 and 33,779,818.80 is: 46,616,138.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,281,431.28 : 84,568,354.56 = 33,779,818.80 : x
  2. Step 2: Convert to fraction form
    61,281,431.28/84,568,354.56 = 33,779,818.80/x
  3. Step 3: Cross multiply
    61,281,431.28x = 84,568,354.56 × 33,779,818.80
  4. Step 4: Simplify right side
    61,281,431.28x = 2,856,703,693,250,953.50
  5. Step 5: Solve for x
    x = 2,856,703,693,250,953.50/61,281,431.28
  6. Step 6: Final answer
    x = 46,616,138.59

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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.