Home / 6,643,014.28-9,167,387.78-3,742,439.88

Finding the Fourth Proportional to 6,643,014.28, 9,167,387.78 and 3,742,439.88

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Solution

The fourth proportional to 6,643,014.28, 9,167,387.78 and 3,742,439.88 is: 5,164,582.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,014.28 : 9,167,387.78 = 3,742,439.88 : x
  2. Step 2: Convert to fraction form
    6,643,014.28/9,167,387.78 = 3,742,439.88/x
  3. Step 3: Cross multiply
    6,643,014.28x = 9,167,387.78 × 3,742,439.88
  4. Step 4: Simplify right side
    6,643,014.28x = 34,308,397,623,296.66
  5. Step 5: Solve for x
    x = 34,308,397,623,296.66/6,643,014.28
  6. Step 6: Final answer
    x = 5,164,582.85

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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.