Home / 12,438,970.92-17,165,117.70-7,006,113

Finding the Fourth Proportional to 12,438,970.92, 17,165,117.70 and 7,006,113

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Solution

The fourth proportional to 12,438,970.92, 17,165,117.70 and 7,006,113 is: 9,668,062.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,438,970.92 : 17,165,117.70 = 7,006,113 : x
  2. Step 2: Convert to fraction form
    12,438,970.92/17,165,117.70 = 7,006,113/x
  3. Step 3: Cross multiply
    12,438,970.92x = 17,165,117.70 × 7,006,113
  4. Step 4: Simplify right side
    12,438,970.92x = 120,260,754,264,500.09
  5. Step 5: Solve for x
    x = 120,260,754,264,500.09/12,438,970.92
  6. Step 6: Final answer
    x = 9,668,062.98

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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.