Home / 10,332,752.40-15,499,128.60-9,072,003.60

Finding the Fourth Proportional to 10,332,752.40, 15,499,128.60 and 9,072,003.60

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Solution

The fourth proportional to 10,332,752.40, 15,499,128.60 and 9,072,003.60 is: 13,608,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332,752.40 : 15,499,128.60 = 9,072,003.60 : x
  2. Step 2: Convert to fraction form
    10,332,752.40/15,499,128.60 = 9,072,003.60/x
  3. Step 3: Cross multiply
    10,332,752.40x = 15,499,128.60 × 9,072,003.60
  4. Step 4: Simplify right side
    10,332,752.40x = 140,608,150,456,062.95
  5. Step 5: Solve for x
    x = 140,608,150,456,062.95/10,332,752.40
  6. Step 6: Final answer
    x = 13,608,005.40

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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.