Home / 6,668,681.31-9,202,660.24-3,768,009.90

Finding the Fourth Proportional to 6,668,681.31, 9,202,660.24 and 3,768,009.90

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Solution

The fourth proportional to 6,668,681.31, 9,202,660.24 and 3,768,009.90 is: 5,199,785.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668,681.31 : 9,202,660.24 = 3,768,009.90 : x
  2. Step 2: Convert to fraction form
    6,668,681.31/9,202,660.24 = 3,768,009.90/x
  3. Step 3: Cross multiply
    6,668,681.31x = 9,202,660.24 × 3,768,009.90
  4. Step 4: Simplify right side
    6,668,681.31x = 34,675,714,878,111.40
  5. Step 5: Solve for x
    x = 34,675,714,878,111.40/6,668,681.31
  6. Step 6: Final answer
    x = 5,199,785.88

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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.