Home / 71,867,437.33-107,801,106.17-17,280,004.81

Finding the Fourth Proportional to 71,867,437.33, 107,801,106.17 and 17,280,004.81

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Solution

The fourth proportional to 71,867,437.33, 107,801,106.17 and 17,280,004.81 is: 25,919,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,867,437.33 : 107,801,106.17 = 17,280,004.81 : x
  2. Step 2: Convert to fraction form
    71,867,437.33/107,801,106.17 = 17,280,004.81/x
  3. Step 3: Cross multiply
    71,867,437.33x = 107,801,106.17 × 17,280,004.81
  4. Step 4: Simplify right side
    71,867,437.33x = 1,862,803,632,914,618
  5. Step 5: Solve for x
    x = 1,862,803,632,914,618/71,867,437.33
  6. Step 6: Final answer
    x = 25,919,995.23

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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.