Home / 20,650,300.11-28,497,437.82-11,482,746.03

Finding the Fourth Proportional to 20,650,300.11, 28,497,437.82 and 11,482,746.03

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Solution

The fourth proportional to 20,650,300.11, 28,497,437.82 and 11,482,746.03 is: 15,846,202.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,650,300.11 : 28,497,437.82 = 11,482,746.03 : x
  2. Step 2: Convert to fraction form
    20,650,300.11/28,497,437.82 = 11,482,746.03/x
  3. Step 3: Cross multiply
    20,650,300.11x = 28,497,437.82 × 11,482,746.03
  4. Step 4: Simplify right side
    20,650,300.11x = 327,228,840,992,776.81
  5. Step 5: Solve for x
    x = 327,228,840,992,776.81/20,650,300.11
  6. Step 6: Final answer
    x = 15,846,202.68

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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.