Home / 8,671,077.92-11,959,351.28-5,919,983.12

Finding the Fourth Proportional to 8,671,077.92, 11,959,351.28 and 5,919,983.12

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Solution

The fourth proportional to 8,671,077.92, 11,959,351.28 and 5,919,983.12 is: 8,164,977.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,077.92 : 11,959,351.28 = 5,919,983.12 : x
  2. Step 2: Convert to fraction form
    8,671,077.92/11,959,351.28 = 5,919,983.12/x
  3. Step 3: Cross multiply
    8,671,077.92x = 11,959,351.28 × 5,919,983.12
  4. Step 4: Simplify right side
    8,671,077.92x = 70,799,157,703,750.39
  5. Step 5: Solve for x
    x = 70,799,157,703,750.39/8,671,077.92
  6. Step 6: Final answer
    x = 8,164,977.68

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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.