Home / 20,287,923.24-30,441,864.60-9,503,359.68

Finding the Fourth Proportional to 20,287,923.24, 30,441,864.60 and 9,503,359.68

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Solution

The fourth proportional to 20,287,923.24, 30,441,864.60 and 9,503,359.68 is: 14,259,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,287,923.24 : 30,441,864.60 = 9,503,359.68 : x
  2. Step 2: Convert to fraction form
    20,287,923.24/30,441,864.60 = 9,503,359.68/x
  3. Step 3: Cross multiply
    20,287,923.24x = 30,441,864.60 × 9,503,359.68
  4. Step 4: Simplify right side
    20,287,923.24x = 289,299,988,623,659.31
  5. Step 5: Solve for x
    x = 289,299,988,623,659.31/20,287,923.24
  6. Step 6: Final answer
    x = 14,259,714.27

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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.