Home / 7,397,691.40-11,089,538.70-4,367,384.20

Finding the Fourth Proportional to 7,397,691.40, 11,089,538.70 and 4,367,384.20

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Solution

The fourth proportional to 7,397,691.40, 11,089,538.70 and 4,367,384.20 is: 6,546,944.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397,691.40 : 11,089,538.70 = 4,367,384.20 : x
  2. Step 2: Convert to fraction form
    7,397,691.40/11,089,538.70 = 4,367,384.20/x
  3. Step 3: Cross multiply
    7,397,691.40x = 11,089,538.70 × 4,367,384.20
  4. Step 4: Simplify right side
    7,397,691.40x = 48,432,276,103,668.54
  5. Step 5: Solve for x
    x = 48,432,276,103,668.54/7,397,691.40
  6. Step 6: Final answer
    x = 6,546,944.65

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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.