Home / 16,312,500.18-22,511,829.24-8,970,891.51

Finding the Fourth Proportional to 16,312,500.18, 22,511,829.24 and 8,970,891.51

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Solution

The fourth proportional to 16,312,500.18, 22,511,829.24 and 8,970,891.51 is: 12,380,148.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,312,500.18 : 22,511,829.24 = 8,970,891.51 : x
  2. Step 2: Convert to fraction form
    16,312,500.18/22,511,829.24 = 8,970,891.51/x
  3. Step 3: Cross multiply
    16,312,500.18x = 22,511,829.24 × 8,970,891.51
  4. Step 4: Simplify right side
    16,312,500.18x = 201,951,177,803,685.72
  5. Step 5: Solve for x
    x = 201,951,177,803,685.72/16,312,500.18
  6. Step 6: Final answer
    x = 12,380,148.69

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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.