Home / 18,449,463.20-25,460,308.56-10,300,992.80

Finding the Fourth Proportional to 18,449,463.20, 25,460,308.56 and 10,300,992.80

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Solution

The fourth proportional to 18,449,463.20, 25,460,308.56 and 10,300,992.80 is: 14,215,397.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449,463.20 : 25,460,308.56 = 10,300,992.80 : x
  2. Step 2: Convert to fraction form
    18,449,463.20/25,460,308.56 = 10,300,992.80/x
  3. Step 3: Cross multiply
    18,449,463.20x = 25,460,308.56 × 10,300,992.80
  4. Step 4: Simplify right side
    18,449,463.20x = 262,266,455,162,338.38
  5. Step 5: Solve for x
    x = 262,266,455,162,338.38/18,449,463.20
  6. Step 6: Final answer
    x = 14,215,397.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.