Home / 21,853,418.93-30,156,927.77-12,063,652.95

Finding the Fourth Proportional to 21,853,418.93, 30,156,927.77 and 12,063,652.95

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Solution

The fourth proportional to 21,853,418.93, 30,156,927.77 and 12,063,652.95 is: 16,647,404.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853,418.93 : 30,156,927.77 = 12,063,652.95 : x
  2. Step 2: Convert to fraction form
    21,853,418.93/30,156,927.77 = 12,063,652.95/x
  3. Step 3: Cross multiply
    21,853,418.93x = 30,156,927.77 × 12,063,652.95
  4. Step 4: Simplify right side
    21,853,418.93x = 363,802,710,798,745
  5. Step 5: Solve for x
    x = 363,802,710,798,745/21,853,418.93
  6. Step 6: Final answer
    x = 16,647,404.78

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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.