Home / 11,814,000.40-17,721,000.60-6,439,229.20

Finding the Fourth Proportional to 11,814,000.40, 17,721,000.60 and 6,439,229.20

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Solution

The fourth proportional to 11,814,000.40, 17,721,000.60 and 6,439,229.20 is: 9,658,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814,000.40 : 17,721,000.60 = 6,439,229.20 : x
  2. Step 2: Convert to fraction form
    11,814,000.40/17,721,000.60 = 6,439,229.20/x
  3. Step 3: Cross multiply
    11,814,000.40x = 17,721,000.60 × 6,439,229.20
  4. Step 4: Simplify right side
    11,814,000.40x = 114,109,584,516,737.53
  5. Step 5: Solve for x
    x = 114,109,584,516,737.53/11,814,000.40
  6. Step 6: Final answer
    x = 9,658,843.80

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1.5x scale

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.