Home / 32,122,299.40-48,124,990.55-28,678,561.72

Finding the Fourth Proportional to 32,122,299.40, 48,124,990.55 and 28,678,561.72

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Solution

The fourth proportional to 32,122,299.40, 48,124,990.55 and 28,678,561.72 is: 42,965,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,122,299.40 : 48,124,990.55 = 28,678,561.72 : x
  2. Step 2: Convert to fraction form
    32,122,299.40/48,124,990.55 = 28,678,561.72/x
  3. Step 3: Cross multiply
    32,122,299.40x = 48,124,990.55 × 28,678,561.72
  4. Step 4: Simplify right side
    32,122,299.40x = 1,380,155,511,713,975.75
  5. Step 5: Solve for x
    x = 1,380,155,511,713,975.75/32,122,299.40
  6. Step 6: Final answer
    x = 42,965,651.20

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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.