Home / 11,480,672.40-17,221,008.60-9,605,101.20

Finding the Fourth Proportional to 11,480,672.40, 17,221,008.60 and 9,605,101.20

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Solution

The fourth proportional to 11,480,672.40, 17,221,008.60 and 9,605,101.20 is: 14,407,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480,672.40 : 17,221,008.60 = 9,605,101.20 : x
  2. Step 2: Convert to fraction form
    11,480,672.40/17,221,008.60 = 9,605,101.20/x
  3. Step 3: Cross multiply
    11,480,672.40x = 17,221,008.60 × 9,605,101.20
  4. Step 4: Simplify right side
    11,480,672.40x = 165,409,530,369,070.31
  5. Step 5: Solve for x
    x = 165,409,530,369,070.31/11,480,672.40
  6. Step 6: Final answer
    x = 14,407,651.80

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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.