Home / 10,992,432.60-16,480,677.24-7,389,262.62

Finding the Fourth Proportional to 10,992,432.60, 16,480,677.24 and 7,389,262.62

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Solution

The fourth proportional to 10,992,432.60, 16,480,677.24 and 7,389,262.62 is: 11,078,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,432.60 : 16,480,677.24 = 7,389,262.62 : x
  2. Step 2: Convert to fraction form
    10,992,432.60/16,480,677.24 = 7,389,262.62/x
  3. Step 3: Cross multiply
    10,992,432.60x = 16,480,677.24 × 7,389,262.62
  4. Step 4: Simplify right side
    10,992,432.60x = 121,780,052,281,816.77
  5. Step 5: Solve for x
    x = 121,780,052,281,816.77/10,992,432.60
  6. Step 6: Final answer
    x = 11,078,535.27

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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.