Home / 9,100,829.60-13,651,244.40-7,665,938.90

Finding the Fourth Proportional to 9,100,829.60, 13,651,244.40 and 7,665,938.90

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Solution

The fourth proportional to 9,100,829.60, 13,651,244.40 and 7,665,938.90 is: 11,498,908.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100,829.60 : 13,651,244.40 = 7,665,938.90 : x
  2. Step 2: Convert to fraction form
    9,100,829.60/13,651,244.40 = 7,665,938.90/x
  3. Step 3: Cross multiply
    9,100,829.60x = 13,651,244.40 × 7,665,938.90
  4. Step 4: Simplify right side
    9,100,829.60x = 104,649,605,479,367.17
  5. Step 5: Solve for x
    x = 104,649,605,479,367.17/9,100,829.60
  6. Step 6: Final answer
    x = 11,498,908.35

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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.