Home / 21,493,049.40-32,239,574.10-7,309,625.40

Finding the Fourth Proportional to 21,493,049.40, 32,239,574.10 and 7,309,625.40

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Solution

The fourth proportional to 21,493,049.40, 32,239,574.10 and 7,309,625.40 is: 10,964,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,493,049.40 : 32,239,574.10 = 7,309,625.40 : x
  2. Step 2: Convert to fraction form
    21,493,049.40/32,239,574.10 = 7,309,625.40/x
  3. Step 3: Cross multiply
    21,493,049.40x = 32,239,574.10 × 7,309,625.40
  4. Step 4: Simplify right side
    21,493,049.40x = 235,659,209,726,542.16
  5. Step 5: Solve for x
    x = 235,659,209,726,542.16/21,493,049.40
  6. Step 6: Final answer
    x = 10,964,438.10

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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.