Home / 12,532,531.20-18,798,796.80-4,013,145.60

Finding the Fourth Proportional to 12,532,531.20, 18,798,796.80 and 4,013,145.60

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Solution

The fourth proportional to 12,532,531.20, 18,798,796.80 and 4,013,145.60 is: 6,019,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,532,531.20 : 18,798,796.80 = 4,013,145.60 : x
  2. Step 2: Convert to fraction form
    12,532,531.20/18,798,796.80 = 4,013,145.60/x
  3. Step 3: Cross multiply
    12,532,531.20x = 18,798,796.80 × 4,013,145.60
  4. Step 4: Simplify right side
    12,532,531.20x = 75,442,308,663,214.08
  5. Step 5: Solve for x
    x = 75,442,308,663,214.08/12,532,531.20
  6. Step 6: Final answer
    x = 6,019,718.40

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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.