Home / 12,452,100.60-18,686,024.10-7,334,520.60

Finding the Fourth Proportional to 12,452,100.60, 18,686,024.10 and 7,334,520.60

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Solution

The fourth proportional to 12,452,100.60, 18,686,024.10 and 7,334,520.60 is: 11,006,418.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,100.60 : 18,686,024.10 = 7,334,520.60 : x
  2. Step 2: Convert to fraction form
    12,452,100.60/18,686,024.10 = 7,334,520.60/x
  3. Step 3: Cross multiply
    12,452,100.60x = 18,686,024.10 × 7,334,520.60
  4. Step 4: Simplify right side
    12,452,100.60x = 137,053,028,693,546.47
  5. Step 5: Solve for x
    x = 137,053,028,693,546.47/12,452,100.60
  6. Step 6: Final answer
    x = 11,006,418.36

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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.