Home / 7,217,499.44-9,960,149.00-3,954,437.72

Finding the Fourth Proportional to 7,217,499.44, 9,960,149.00 and 3,954,437.72

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Solution

The fourth proportional to 7,217,499.44, 9,960,149.00 and 3,954,437.72 is: 5,457,123.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217,499.44 : 9,960,149.00 = 3,954,437.72 : x
  2. Step 2: Convert to fraction form
    7,217,499.44/9,960,149.00 = 3,954,437.72/x
  3. Step 3: Cross multiply
    7,217,499.44x = 9,960,149.00 × 3,954,437.72
  4. Step 4: Simplify right side
    7,217,499.44x = 39,386,788,832,847.34
  5. Step 5: Solve for x
    x = 39,386,788,832,847.34/7,217,499.44
  6. Step 6: Final answer
    x = 5,457,123.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.