Home / 18,376,923.60-27,565,385.40-15,857,499.60

Finding the Fourth Proportional to 18,376,923.60, 27,565,385.40 and 15,857,499.60

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Solution

The fourth proportional to 18,376,923.60, 27,565,385.40 and 15,857,499.60 is: 23,786,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376,923.60 : 27,565,385.40 = 15,857,499.60 : x
  2. Step 2: Convert to fraction form
    18,376,923.60/27,565,385.40 = 15,857,499.60/x
  3. Step 3: Cross multiply
    18,376,923.60x = 27,565,385.40 × 15,857,499.60
  4. Step 4: Simplify right side
    18,376,923.60x = 437,118,087,954,345.81
  5. Step 5: Solve for x
    x = 437,118,087,954,345.81/18,376,923.60
  6. Step 6: Final answer
    x = 23,786,249.40

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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.