Home / 13,028,041.26-17,976,834.93-7,799,796.66

Finding the Fourth Proportional to 13,028,041.26, 17,976,834.93 and 7,799,796.66

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Solution

The fourth proportional to 13,028,041.26, 17,976,834.93 and 7,799,796.66 is: 10,762,604.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028,041.26 : 17,976,834.93 = 7,799,796.66 : x
  2. Step 2: Convert to fraction form
    13,028,041.26/17,976,834.93 = 7,799,796.66/x
  3. Step 3: Cross multiply
    13,028,041.26x = 17,976,834.93 × 7,799,796.66
  4. Step 4: Simplify right side
    13,028,041.26x = 140,215,657,044,385.33
  5. Step 5: Solve for x
    x = 140,215,657,044,385.33/13,028,041.26
  6. Step 6: Final answer
    x = 10,762,604.62

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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.