Home / 8,257,637.23-11,399,681.29-5,161,882.69

Finding the Fourth Proportional to 8,257,637.23, 11,399,681.29 and 5,161,882.69

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Solution

The fourth proportional to 8,257,637.23, 11,399,681.29 and 5,161,882.69 is: 7,125,987.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257,637.23 : 11,399,681.29 = 5,161,882.69 : x
  2. Step 2: Convert to fraction form
    8,257,637.23/11,399,681.29 = 5,161,882.69/x
  3. Step 3: Cross multiply
    8,257,637.23x = 11,399,681.29 × 5,161,882.69
  4. Step 4: Simplify right side
    8,257,637.23x = 58,843,817,522,367.87
  5. Step 5: Solve for x
    x = 58,843,817,522,367.87/8,257,637.23
  6. Step 6: Final answer
    x = 7,125,987.24

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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.