Home / 16,875,680.86-23,288,440.40-9,140,723.20

Finding the Fourth Proportional to 16,875,680.86, 23,288,440.40 and 9,140,723.20

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Solution

The fourth proportional to 16,875,680.86, 23,288,440.40 and 9,140,723.20 is: 12,614,198.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875,680.86 : 23,288,440.40 = 9,140,723.20 : x
  2. Step 2: Convert to fraction form
    16,875,680.86/23,288,440.40 = 9,140,723.20/x
  3. Step 3: Cross multiply
    16,875,680.86x = 23,288,440.40 × 9,140,723.20
  4. Step 4: Simplify right side
    16,875,680.86x = 212,873,187,456,097.25
  5. Step 5: Solve for x
    x = 212,873,187,456,097.25/16,875,680.86
  6. Step 6: Final answer
    x = 12,614,198.46

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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.