Home / 21,572,480.43-29,731,524.75-16,332,934.50

Finding the Fourth Proportional to 21,572,480.43, 29,731,524.75 and 16,332,934.50

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Solution

The fourth proportional to 21,572,480.43, 29,731,524.75 and 16,332,934.50 is: 22,510,301.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,572,480.43 : 29,731,524.75 = 16,332,934.50 : x
  2. Step 2: Convert to fraction form
    21,572,480.43/29,731,524.75 = 16,332,934.50/x
  3. Step 3: Cross multiply
    21,572,480.43x = 29,731,524.75 × 16,332,934.50
  4. Step 4: Simplify right side
    21,572,480.43x = 485,603,046,326,878.88
  5. Step 5: Solve for x
    x = 485,603,046,326,878.88/21,572,480.43
  6. Step 6: Final answer
    x = 22,510,301.86

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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.