Home / 7,550,402.80-11,329,540.80-3,291,001.60

Finding the Fourth Proportional to 7,550,402.80, 11,329,540.80 and 3,291,001.60

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Solution

The fourth proportional to 7,550,402.80, 11,329,540.80 and 3,291,001.60 is: 4,938,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550,402.80 : 11,329,540.80 = 3,291,001.60 : x
  2. Step 2: Convert to fraction form
    7,550,402.80/11,329,540.80 = 3,291,001.60/x
  3. Step 3: Cross multiply
    7,550,402.80x = 11,329,540.80 × 3,291,001.60
  4. Step 4: Simplify right side
    7,550,402.80x = 37,285,536,900,065.28
  5. Step 5: Solve for x
    x = 37,285,536,900,065.28/7,550,402.80
  6. Step 6: Final answer
    x = 4,938,218.25

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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.