Home / 13,747,034.48-18,968,798.70-7,944,695.66

Finding the Fourth Proportional to 13,747,034.48, 18,968,798.70 and 7,944,695.66

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Solution

The fourth proportional to 13,747,034.48, 18,968,798.70 and 7,944,695.66 is: 10,962,461.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,747,034.48 : 18,968,798.70 = 7,944,695.66 : x
  2. Step 2: Convert to fraction form
    13,747,034.48/18,968,798.70 = 7,944,695.66/x
  3. Step 3: Cross multiply
    13,747,034.48x = 18,968,798.70 × 7,944,695.66
  4. Step 4: Simplify right side
    13,747,034.48x = 150,701,332,754,725.62
  5. Step 5: Solve for x
    x = 150,701,332,754,725.62/13,747,034.48
  6. Step 6: Final answer
    x = 10,962,461.25

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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.