Home / 20,650,307.14-28,497,447.48-11,482,753.06

Finding the Fourth Proportional to 20,650,307.14, 28,497,447.48 and 11,482,753.06

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Solution

The fourth proportional to 20,650,307.14, 28,497,447.48 and 11,482,753.06 is: 15,846,212.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,650,307.14 : 28,497,447.48 = 11,482,753.06 : x
  2. Step 2: Convert to fraction form
    20,650,307.14/28,497,447.48 = 11,482,753.06/x
  3. Step 3: Cross multiply
    20,650,307.14x = 28,497,447.48 × 11,482,753.06
  4. Step 4: Simplify right side
    20,650,307.14x = 327,229,152,253,159.31
  5. Step 5: Solve for x
    x = 327,229,152,253,159.31/20,650,307.14
  6. Step 6: Final answer
    x = 15,846,212.36

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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.