Home / 10,306,033.20-15,459,049.80-9,361,249.20

Finding the Fourth Proportional to 10,306,033.20, 15,459,049.80 and 9,361,249.20

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Solution

The fourth proportional to 10,306,033.20, 15,459,049.80 and 9,361,249.20 is: 14,041,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,033.20 : 15,459,049.80 = 9,361,249.20 : x
  2. Step 2: Convert to fraction form
    10,306,033.20/15,459,049.80 = 9,361,249.20/x
  3. Step 3: Cross multiply
    10,306,033.20x = 15,459,049.80 × 9,361,249.20
  4. Step 4: Simplify right side
    10,306,033.20x = 144,716,017,573,010.16
  5. Step 5: Solve for x
    x = 144,716,017,573,010.16/10,306,033.20
  6. Step 6: Final answer
    x = 14,041,873.80

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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.