Home / 12,395,220.30-18,592,830.45-3,876,417.90

Finding the Fourth Proportional to 12,395,220.30, 18,592,830.45 and 3,876,417.90

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Solution

The fourth proportional to 12,395,220.30, 18,592,830.45 and 3,876,417.90 is: 5,814,626.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395,220.30 : 18,592,830.45 = 3,876,417.90 : x
  2. Step 2: Convert to fraction form
    12,395,220.30/18,592,830.45 = 3,876,417.90/x
  3. Step 3: Cross multiply
    12,395,220.30x = 18,592,830.45 × 3,876,417.90
  4. Step 4: Simplify right side
    12,395,220.30x = 72,073,580,768,045.05
  5. Step 5: Solve for x
    x = 72,073,580,768,045.05/12,395,220.30
  6. Step 6: Final answer
    x = 5,814,626.85

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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.