Home / 8,342,442.06-12,498,945.78-7,306,209.87

Finding the Fourth Proportional to 8,342,442.06, 12,498,945.78 and 7,306,209.87

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Solution

The fourth proportional to 8,342,442.06, 12,498,945.78 and 7,306,209.87 is: 10,946,425.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,442.06 : 12,498,945.78 = 7,306,209.87 : x
  2. Step 2: Convert to fraction form
    8,342,442.06/12,498,945.78 = 7,306,209.87/x
  3. Step 3: Cross multiply
    8,342,442.06x = 12,498,945.78 × 7,306,209.87
  4. Step 4: Simplify right side
    8,342,442.06x = 91,319,921,022,430.84
  5. Step 5: Solve for x
    x = 91,319,921,022,430.84/8,342,442.06
  6. Step 6: Final answer
    x = 10,946,425.56

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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.