Home / 8,785,000.53-12,123,173.81-4,864,380.21

Finding the Fourth Proportional to 8,785,000.53, 12,123,173.81 and 4,864,380.21

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Solution

The fourth proportional to 8,785,000.53, 12,123,173.81 and 4,864,380.21 is: 6,712,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785,000.53 : 12,123,173.81 = 4,864,380.21 : x
  2. Step 2: Convert to fraction form
    8,785,000.53/12,123,173.81 = 4,864,380.21/x
  3. Step 3: Cross multiply
    8,785,000.53x = 12,123,173.81 × 4,864,380.21
  4. Step 4: Simplify right side
    8,785,000.53x = 58,971,726,775,915.25
  5. Step 5: Solve for x
    x = 58,971,726,775,915.25/8,785,000.53
  6. Step 6: Final answer
    x = 6,712,774.41

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1.5x scale

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.