Home / 19,585,894.40-29,383,507.20-9,480,204.80

Finding the Fourth Proportional to 19,585,894.40, 29,383,507.20 and 9,480,204.80

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Solution

The fourth proportional to 19,585,894.40, 29,383,507.20 and 9,480,204.80 is: 14,222,565.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585,894.40 : 29,383,507.20 = 9,480,204.80 : x
  2. Step 2: Convert to fraction form
    19,585,894.40/29,383,507.20 = 9,480,204.80/x
  3. Step 3: Cross multiply
    19,585,894.40x = 29,383,507.20 × 9,480,204.80
  4. Step 4: Simplify right side
    19,585,894.40x = 278,561,665,998,274.56
  5. Step 5: Solve for x
    x = 278,561,665,998,274.56/19,585,894.40
  6. Step 6: Final answer
    x = 14,222,565.50

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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.