Home / 7,389,281.60-11,092,216.80-5,713,812.80

Finding the Fourth Proportional to 7,389,281.60, 11,092,216.80 and 5,713,812.80

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Solution

The fourth proportional to 7,389,281.60, 11,092,216.80 and 5,713,812.80 is: 8,577,132.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,281.60 : 11,092,216.80 = 5,713,812.80 : x
  2. Step 2: Convert to fraction form
    7,389,281.60/11,092,216.80 = 5,713,812.80/x
  3. Step 3: Cross multiply
    7,389,281.60x = 11,092,216.80 × 5,713,812.80
  4. Step 4: Simplify right side
    7,389,281.60x = 63,378,850,332,215.04
  5. Step 5: Solve for x
    x = 63,378,850,332,215.04/7,389,281.60
  6. Step 6: Final answer
    x = 8,577,132.90

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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.