Home / 10,479,966.07-15,719,949.12-2,906,931.82

Finding the Fourth Proportional to 10,479,966.07, 15,719,949.12 and 2,906,931.82

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Solution

The fourth proportional to 10,479,966.07, 15,719,949.12 and 2,906,931.82 is: 4,360,397.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479,966.07 : 15,719,949.12 = 2,906,931.82 : x
  2. Step 2: Convert to fraction form
    10,479,966.07/15,719,949.12 = 2,906,931.82/x
  3. Step 3: Cross multiply
    10,479,966.07x = 15,719,949.12 × 2,906,931.82
  4. Step 4: Simplify right side
    10,479,966.07x = 45,696,820,305,708.99
  5. Step 5: Solve for x
    x = 45,696,820,305,708.99/10,479,966.07
  6. Step 6: Final answer
    x = 4,360,397.73

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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.