Home / 49,919,077.60-74,990,590.80-48,015,512.80

Finding the Fourth Proportional to 49,919,077.60, 74,990,590.80 and 48,015,512.80

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Solution

The fourth proportional to 49,919,077.60, 74,990,590.80 and 48,015,512.80 is: 72,130,973.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,919,077.60 : 74,990,590.80 = 48,015,512.80 : x
  2. Step 2: Convert to fraction form
    49,919,077.60/74,990,590.80 = 48,015,512.80/x
  3. Step 3: Cross multiply
    49,919,077.60x = 74,990,590.80 × 48,015,512.80
  4. Step 4: Simplify right side
    49,919,077.60x = 3,600,711,672,436,962
  5. Step 5: Solve for x
    x = 3,600,711,672,436,962/49,919,077.60
  6. Step 6: Final answer
    x = 72,130,973.68

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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.