Home / 40,975,951.20-61,467,037.20-12,219,842.40

Finding the Fourth Proportional to 40,975,951.20, 61,467,037.20 and 12,219,842.40

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Solution

The fourth proportional to 40,975,951.20, 61,467,037.20 and 12,219,842.40 is: 18,330,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,975,951.20 : 61,467,037.20 = 12,219,842.40 : x
  2. Step 2: Convert to fraction form
    40,975,951.20/61,467,037.20 = 12,219,842.40/x
  3. Step 3: Cross multiply
    40,975,951.20x = 61,467,037.20 × 12,219,842.40
  4. Step 4: Simplify right side
    40,975,951.20x = 751,117,507,378,937.38
  5. Step 5: Solve for x
    x = 751,117,507,378,937.38/40,975,951.20
  6. Step 6: Final answer
    x = 18,330,691.18

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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.