Home / 7,851,816-11,777,726.73-2,460,884.70

Finding the Fourth Proportional to 7,851,816, 11,777,726.73 and 2,460,884.70

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Solution

The fourth proportional to 7,851,816, 11,777,726.73 and 2,460,884.70 is: 3,691,327.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851,816 : 11,777,726.73 = 2,460,884.70 : x
  2. Step 2: Convert to fraction form
    7,851,816/11,777,726.73 = 2,460,884.70/x
  3. Step 3: Cross multiply
    7,851,816x = 11,777,726.73 × 2,460,884.70
  4. Step 4: Simplify right side
    7,851,816x = 28,983,627,510,638.04
  5. Step 5: Solve for x
    x = 28,983,627,510,638.04/7,851,816
  6. Step 6: Final answer
    x = 3,691,327.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.