Home / 7,389,847.60-10,202,788.24-6,614,135.10

Finding the Fourth Proportional to 7,389,847.60, 10,202,788.24 and 6,614,135.10

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Solution

The fourth proportional to 7,389,847.60, 10,202,788.24 and 6,614,135.10 is: 9,131,801.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,847.60 : 10,202,788.24 = 6,614,135.10 : x
  2. Step 2: Convert to fraction form
    7,389,847.60/10,202,788.24 = 6,614,135.10/x
  3. Step 3: Cross multiply
    7,389,847.60x = 10,202,788.24 × 6,614,135.10
  4. Step 4: Simplify right side
    7,389,847.60x = 67,482,619,816,051.22
  5. Step 5: Solve for x
    x = 67,482,619,816,051.22/7,389,847.60
  6. Step 6: Final answer
    x = 9,131,801.29

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1.5x scale

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.