Home / 18,746,675.70-28,120,013.55-5,968,472.10

Finding the Fourth Proportional to 18,746,675.70, 28,120,013.55 and 5,968,472.10

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Solution

The fourth proportional to 18,746,675.70, 28,120,013.55 and 5,968,472.10 is: 8,952,708.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746,675.70 : 28,120,013.55 = 5,968,472.10 : x
  2. Step 2: Convert to fraction form
    18,746,675.70/28,120,013.55 = 5,968,472.10/x
  3. Step 3: Cross multiply
    18,746,675.70x = 28,120,013.55 × 5,968,472.10
  4. Step 4: Simplify right side
    18,746,675.70x = 167,833,516,324,796.94
  5. Step 5: Solve for x
    x = 167,833,516,324,796.94/18,746,675.70
  6. Step 6: Final answer
    x = 8,952,708.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.