Home / 61,480,207.44-84,881,815.56-38,309,374.80

Finding the Fourth Proportional to 61,480,207.44, 84,881,815.56 and 38,309,374.80

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Solution

The fourth proportional to 61,480,207.44, 84,881,815.56 and 38,309,374.80 is: 52,891,319.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,480,207.44 : 84,881,815.56 = 38,309,374.80 : x
  2. Step 2: Convert to fraction form
    61,480,207.44/84,881,815.56 = 38,309,374.80/x
  3. Step 3: Cross multiply
    61,480,207.44x = 84,881,815.56 × 38,309,374.80
  4. Step 4: Simplify right side
    61,480,207.44x = 3,251,769,285,992,511.50
  5. Step 5: Solve for x
    x = 3,251,769,285,992,511.50/61,480,207.44
  6. Step 6: Final answer
    x = 52,891,319.36

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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.