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Finding the Fourth Proportional to 24,193,837.60, 36,289,978.80 and 8,020,535.20

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Solution

The fourth proportional to 24,193,837.60, 36,289,978.80 and 8,020,535.20 is: 12,030,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,193,837.60 : 36,289,978.80 = 8,020,535.20 : x
  2. Step 2: Convert to fraction form
    24,193,837.60/36,289,978.80 = 8,020,535.20/x
  3. Step 3: Cross multiply
    24,193,837.60x = 36,289,978.80 × 8,020,535.20
  4. Step 4: Simplify right side
    24,193,837.60x = 291,065,052,372,653.75
  5. Step 5: Solve for x
    x = 291,065,052,372,653.75/24,193,837.60
  6. Step 6: Final answer
    x = 12,030,545.02

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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.