Home / 40,975,849.20-61,466,884.20-12,219,740.40

Finding the Fourth Proportional to 40,975,849.20, 61,466,884.20 and 12,219,740.40

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Solution

The fourth proportional to 40,975,849.20, 61,466,884.20 and 12,219,740.40 is: 18,330,538.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,975,849.20 : 61,466,884.20 = 12,219,740.40 : x
  2. Step 2: Convert to fraction form
    40,975,849.20/61,466,884.20 = 12,219,740.40/x
  3. Step 3: Cross multiply
    40,975,849.20x = 61,466,884.20 × 12,219,740.40
  4. Step 4: Simplify right side
    40,975,849.20x = 751,109,368,120,861.75
  5. Step 5: Solve for x
    x = 751,109,368,120,861.75/40,975,849.20
  6. Step 6: Final answer
    x = 18,330,538.18

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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.