Home / 40,783,670.60-61,175,505.90-36,319,566.20

Finding the Fourth Proportional to 40,783,670.60, 61,175,505.90 and 36,319,566.20

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Solution

The fourth proportional to 40,783,670.60, 61,175,505.90 and 36,319,566.20 is: 54,479,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783,670.60 : 61,175,505.90 = 36,319,566.20 : x
  2. Step 2: Convert to fraction form
    40,783,670.60/61,175,505.90 = 36,319,566.20/x
  3. Step 3: Cross multiply
    40,783,670.60x = 61,175,505.90 × 36,319,566.20
  4. Step 4: Simplify right side
    40,783,670.60x = 2,221,867,836,353,540.75
  5. Step 5: Solve for x
    x = 2,221,867,836,353,540.75/40,783,670.60
  6. Step 6: Final answer
    x = 54,479,349.30

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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.