Home / 6,631,794.28-9,151,782.29-3,731,178.20

Finding the Fourth Proportional to 6,631,794.28, 9,151,782.29 and 3,731,178.20

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Solution

The fourth proportional to 6,631,794.28, 9,151,782.29 and 3,731,178.20 is: 5,148,973.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,794.28 : 9,151,782.29 = 3,731,178.20 : x
  2. Step 2: Convert to fraction form
    6,631,794.28/9,151,782.29 = 3,731,178.20/x
  3. Step 3: Cross multiply
    6,631,794.28x = 9,151,782.29 × 3,731,178.20
  4. Step 4: Simplify right side
    6,631,794.28x = 34,146,930,571,594.08
  5. Step 5: Solve for x
    x = 34,146,930,571,594.08/6,631,794.28
  6. Step 6: Final answer
    x = 5,148,973.13

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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.