Home / 8,851,494.78-12,215,439.78-4,931,248.68

Finding the Fourth Proportional to 8,851,494.78, 12,215,439.78 and 4,931,248.68

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Solution

The fourth proportional to 8,851,494.78, 12,215,439.78 and 4,931,248.68 is: 6,805,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851,494.78 : 12,215,439.78 = 4,931,248.68 : x
  2. Step 2: Convert to fraction form
    8,851,494.78/12,215,439.78 = 4,931,248.68/x
  3. Step 3: Cross multiply
    8,851,494.78x = 12,215,439.78 × 4,931,248.68
  4. Step 4: Simplify right side
    8,851,494.78x = 60,237,371,290,744.48
  5. Step 5: Solve for x
    x = 60,237,371,290,744.48/8,851,494.78
  6. Step 6: Final answer
    x = 6,805,333.20

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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.