Home / 19,729,568.72-29,593,686.04-6,949,739.44

Finding the Fourth Proportional to 19,729,568.72, 29,593,686.04 and 6,949,739.44

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Solution

The fourth proportional to 19,729,568.72, 29,593,686.04 and 6,949,739.44 is: 10,424,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,729,568.72 : 29,593,686.04 = 6,949,739.44 : x
  2. Step 2: Convert to fraction form
    19,729,568.72/29,593,686.04 = 6,949,739.44/x
  3. Step 3: Cross multiply
    19,729,568.72x = 29,593,686.04 × 6,949,739.44
  4. Step 4: Simplify right side
    19,729,568.72x = 205,668,407,047,165.44
  5. Step 5: Solve for x
    x = 205,668,407,047,165.44/19,729,568.72
  6. Step 6: Final answer
    x = 10,424,374.20

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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.