Home / 15,141,632.67-20,895,346.79-8,266,114.74

Finding the Fourth Proportional to 15,141,632.67, 20,895,346.79 and 8,266,114.74

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Solution

The fourth proportional to 15,141,632.67, 20,895,346.79 and 8,266,114.74 is: 11,407,180.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141,632.67 : 20,895,346.79 = 8,266,114.74 : x
  2. Step 2: Convert to fraction form
    15,141,632.67/20,895,346.79 = 8,266,114.74/x
  3. Step 3: Cross multiply
    15,141,632.67x = 20,895,346.79 × 8,266,114.74
  4. Step 4: Simplify right side
    15,141,632.67x = 172,723,334,056,900.12
  5. Step 5: Solve for x
    x = 172,723,334,056,900.12/15,141,632.67
  6. Step 6: Final answer
    x = 11,407,180.31

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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.