Home / 21,354,531.20-32,028,686.40-6,206,883.20

Finding the Fourth Proportional to 21,354,531.20, 32,028,686.40 and 6,206,883.20

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Solution

The fourth proportional to 21,354,531.20, 32,028,686.40 and 6,206,883.20 is: 9,309,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,354,531.20 : 32,028,686.40 = 6,206,883.20 : x
  2. Step 2: Convert to fraction form
    21,354,531.20/32,028,686.40 = 6,206,883.20/x
  3. Step 3: Cross multiply
    21,354,531.20x = 32,028,686.40 × 6,206,883.20
  4. Step 4: Simplify right side
    21,354,531.20x = 198,798,315,534,228.47
  5. Step 5: Solve for x
    x = 198,798,315,534,228.47/21,354,531.20
  6. Step 6: Final answer
    x = 9,309,420.73

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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.