Home / 8,989,256.75-12,404,248.59-6,635,706.62

Finding the Fourth Proportional to 8,989,256.75, 12,404,248.59 and 6,635,706.62

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Solution

The fourth proportional to 8,989,256.75, 12,404,248.59 and 6,635,706.62 is: 9,156,591.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,256.75 : 12,404,248.59 = 6,635,706.62 : x
  2. Step 2: Convert to fraction form
    8,989,256.75/12,404,248.59 = 6,635,706.62/x
  3. Step 3: Cross multiply
    8,989,256.75x = 12,404,248.59 × 6,635,706.62
  4. Step 4: Simplify right side
    8,989,256.75x = 82,310,954,422,767.42
  5. Step 5: Solve for x
    x = 82,310,954,422,767.42/8,989,256.75
  6. Step 6: Final answer
    x = 9,156,591.77

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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.