Home / 7,475,024.40-11,217,785.40-3,218,247.60

Finding the Fourth Proportional to 7,475,024.40, 11,217,785.40 and 3,218,247.60

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Solution

The fourth proportional to 7,475,024.40, 11,217,785.40 and 3,218,247.60 is: 4,829,631.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475,024.40 : 11,217,785.40 = 3,218,247.60 : x
  2. Step 2: Convert to fraction form
    7,475,024.40/11,217,785.40 = 3,218,247.60/x
  3. Step 3: Cross multiply
    7,475,024.40x = 11,217,785.40 × 3,218,247.60
  4. Step 4: Simplify right side
    7,475,024.40x = 36,101,610,940,865.04
  5. Step 5: Solve for x
    x = 36,101,610,940,865.04/7,475,024.40
  6. Step 6: Final answer
    x = 4,829,631.18

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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.