Home / 15,813,559.20-23,748,332.40-12,228,045.60

Finding the Fourth Proportional to 15,813,559.20, 23,748,332.40 and 12,228,045.60

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Solution

The fourth proportional to 15,813,559.20, 23,748,332.40 and 12,228,045.60 is: 18,363,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,813,559.20 : 23,748,332.40 = 12,228,045.60 : x
  2. Step 2: Convert to fraction form
    15,813,559.20/23,748,332.40 = 12,228,045.60/x
  3. Step 3: Cross multiply
    15,813,559.20x = 23,748,332.40 × 12,228,045.60
  4. Step 4: Simplify right side
    15,813,559.20x = 290,395,691,511,157.44
  5. Step 5: Solve for x
    x = 290,395,691,511,157.44/15,813,559.20
  6. Step 6: Final answer
    x = 18,363,714.82

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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.