Home / 49,897,474.20-74,846,211.30-28,323,739.80

Finding the Fourth Proportional to 49,897,474.20, 74,846,211.30 and 28,323,739.80

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Solution

The fourth proportional to 49,897,474.20, 74,846,211.30 and 28,323,739.80 is: 42,485,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897,474.20 : 74,846,211.30 = 28,323,739.80 : x
  2. Step 2: Convert to fraction form
    49,897,474.20/74,846,211.30 = 28,323,739.80/x
  3. Step 3: Cross multiply
    49,897,474.20x = 74,846,211.30 × 28,323,739.80
  4. Step 4: Simplify right side
    49,897,474.20x = 2,119,924,613,877,019.75
  5. Step 5: Solve for x
    x = 2,119,924,613,877,019.75/49,897,474.20
  6. Step 6: Final answer
    x = 42,485,609.70

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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.