Home / 10,480,108.92-15,721,639.61-3,655,686.83

Finding the Fourth Proportional to 10,480,108.92, 15,721,639.61 and 3,655,686.83

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Solution

The fourth proportional to 10,480,108.92, 15,721,639.61 and 3,655,686.83 is: 5,484,045.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,480,108.92 : 15,721,639.61 = 3,655,686.83 : x
  2. Step 2: Convert to fraction form
    10,480,108.92/15,721,639.61 = 3,655,686.83/x
  3. Step 3: Cross multiply
    10,480,108.92x = 15,721,639.61 × 3,655,686.83
  4. Step 4: Simplify right side
    10,480,108.92x = 57,473,390,771,396.71
  5. Step 5: Solve for x
    x = 57,473,390,771,396.71/10,480,108.92
  6. Step 6: Final answer
    x = 5,484,045.18

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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.