Home / 10,661,201.25-15,988,060.28-2,982,783.38

Finding the Fourth Proportional to 10,661,201.25, 15,988,060.28 and 2,982,783.38

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Solution

The fourth proportional to 10,661,201.25, 15,988,060.28 and 2,982,783.38 is: 4,473,128.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,661,201.25 : 15,988,060.28 = 2,982,783.38 : x
  2. Step 2: Convert to fraction form
    10,661,201.25/15,988,060.28 = 2,982,783.38/x
  3. Step 3: Cross multiply
    10,661,201.25x = 15,988,060.28 × 2,982,783.38
  4. Step 4: Simplify right side
    10,661,201.25x = 47,688,920,386,767.93
  5. Step 5: Solve for x
    x = 47,688,920,386,767.93/10,661,201.25
  6. Step 6: Final answer
    x = 4,473,128.24

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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.