Home / 5,389,909.80-8,073,054.90-2,862,612.60

Finding the Fourth Proportional to 5,389,909.80, 8,073,054.90 and 2,862,612.60

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Solution

The fourth proportional to 5,389,909.80, 8,073,054.90 and 2,862,612.60 is: 4,287,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,909.80 : 8,073,054.90 = 2,862,612.60 : x
  2. Step 2: Convert to fraction form
    5,389,909.80/8,073,054.90 = 2,862,612.60/x
  3. Step 3: Cross multiply
    5,389,909.80x = 8,073,054.90 × 2,862,612.60
  4. Step 4: Simplify right side
    5,389,909.80x = 23,110,028,677,231.74
  5. Step 5: Solve for x
    x = 23,110,028,677,231.74/5,389,909.80
  6. Step 6: Final answer
    x = 4,287,646.65

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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.