Home / 10,646,939.88-15,973,101.72-2,970,580.56

Finding the Fourth Proportional to 10,646,939.88, 15,973,101.72 and 2,970,580.56

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Solution

The fourth proportional to 10,646,939.88, 15,973,101.72 and 2,970,580.56 is: 4,456,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646,939.88 : 15,973,101.72 = 2,970,580.56 : x
  2. Step 2: Convert to fraction form
    10,646,939.88/15,973,101.72 = 2,970,580.56/x
  3. Step 3: Cross multiply
    10,646,939.88x = 15,973,101.72 × 2,970,580.56
  4. Step 4: Simplify right side
    10,646,939.88x = 47,449,385,452,334.56
  5. Step 5: Solve for x
    x = 47,449,385,452,334.56/10,646,939.88
  6. Step 6: Final answer
    x = 4,456,621.90

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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.