Home / 12,691,523.41-17,496,949.93-8,717,673.33

Finding the Fourth Proportional to 12,691,523.41, 17,496,949.93 and 8,717,673.33

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Solution

The fourth proportional to 12,691,523.41, 17,496,949.93 and 8,717,673.33 is: 12,018,470.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,691,523.41 : 17,496,949.93 = 8,717,673.33 : x
  2. Step 2: Convert to fraction form
    12,691,523.41/17,496,949.93 = 8,717,673.33/x
  3. Step 3: Cross multiply
    12,691,523.41x = 17,496,949.93 × 8,717,673.33
  4. Step 4: Simplify right side
    12,691,523.41x = 152,532,693,739,312.16
  5. Step 5: Solve for x
    x = 152,532,693,739,312.16/12,691,523.41
  6. Step 6: Final answer
    x = 12,018,470.03

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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.