Home / 38,557,243.35-57,799,570.55-12,980,385.27

Finding the Fourth Proportional to 38,557,243.35, 57,799,570.55 and 12,980,385.27

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Solution

The fourth proportional to 38,557,243.35, 57,799,570.55 and 12,980,385.27 is: 19,458,359.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,557,243.35 : 57,799,570.55 = 12,980,385.27 : x
  2. Step 2: Convert to fraction form
    38,557,243.35/57,799,570.55 = 12,980,385.27/x
  3. Step 3: Cross multiply
    38,557,243.35x = 57,799,570.55 × 12,980,385.27
  4. Step 4: Simplify right side
    38,557,243.35x = 750,260,694,114,643.88
  5. Step 5: Solve for x
    x = 750,260,694,114,643.88/38,557,243.35
  6. Step 6: Final answer
    x = 19,458,359.28

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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.