Home / 21,473,086-29,632,858.68-11,815,294

Finding the Fourth Proportional to 21,473,086, 29,632,858.68 and 11,815,294

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Solution

The fourth proportional to 21,473,086, 29,632,858.68 and 11,815,294 is: 16,305,105.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,473,086 : 29,632,858.68 = 11,815,294 : x
  2. Step 2: Convert to fraction form
    21,473,086/29,632,858.68 = 11,815,294/x
  3. Step 3: Cross multiply
    21,473,086x = 29,632,858.68 × 11,815,294
  4. Step 4: Simplify right side
    21,473,086x = 350,120,937,364,651.94
  5. Step 5: Solve for x
    x = 350,120,937,364,651.94/21,473,086
  6. Step 6: Final answer
    x = 16,305,105.72

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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.