Home / 14,874,633-20,528,009.82-8,259,562.80

Finding the Fourth Proportional to 14,874,633, 20,528,009.82 and 8,259,562.80

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Solution

The fourth proportional to 14,874,633, 20,528,009.82 and 8,259,562.80 is: 11,398,760.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874,633 : 20,528,009.82 = 8,259,562.80 : x
  2. Step 2: Convert to fraction form
    14,874,633/20,528,009.82 = 8,259,562.80/x
  3. Step 3: Cross multiply
    14,874,633x = 20,528,009.82 × 8,259,562.80
  4. Step 4: Simplify right side
    14,874,633x = 169,552,386,267,306.69
  5. Step 5: Solve for x
    x = 169,552,386,267,306.69/14,874,633
  6. Step 6: Final answer
    x = 11,398,760.98

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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.