Home / 21,873,948.20-32,807,811.90-7,497,679.40

Finding the Fourth Proportional to 21,873,948.20, 32,807,811.90 and 7,497,679.40

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Solution

The fourth proportional to 21,873,948.20, 32,807,811.90 and 7,497,679.40 is: 11,245,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,873,948.20 : 32,807,811.90 = 7,497,679.40 : x
  2. Step 2: Convert to fraction form
    21,873,948.20/32,807,811.90 = 7,497,679.40/x
  3. Step 3: Cross multiply
    21,873,948.20x = 32,807,811.90 × 7,497,679.40
  4. Step 4: Simplify right side
    21,873,948.20x = 245,982,455,441,704.88
  5. Step 5: Solve for x
    x = 245,982,455,441,704.88/21,873,948.20
  6. Step 6: Final answer
    x = 11,245,452.96

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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.