Home / 15,250,245.17-21,044,580.57-8,633,804.72

Finding the Fourth Proportional to 15,250,245.17, 21,044,580.57 and 8,633,804.72

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Solution

The fourth proportional to 15,250,245.17, 21,044,580.57 and 8,633,804.72 is: 11,914,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,250,245.17 : 21,044,580.57 = 8,633,804.72 : x
  2. Step 2: Convert to fraction form
    15,250,245.17/21,044,580.57 = 8,633,804.72/x
  3. Step 3: Cross multiply
    15,250,245.17x = 21,044,580.57 × 8,633,804.72
  4. Step 4: Simplify right side
    15,250,245.17x = 181,694,798,950,463.38
  5. Step 5: Solve for x
    x = 181,694,798,950,463.38/15,250,245.17
  6. Step 6: Final answer
    x = 11,914,221.51

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1.5x scale

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.