Home / 17,221,889.74-23,766,266.56-9,486,913.60

Finding the Fourth Proportional to 17,221,889.74, 23,766,266.56 and 9,486,913.60

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Solution

The fourth proportional to 17,221,889.74, 23,766,266.56 and 9,486,913.60 is: 13,091,973.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221,889.74 : 23,766,266.56 = 9,486,913.60 : x
  2. Step 2: Convert to fraction form
    17,221,889.74/23,766,266.56 = 9,486,913.60/x
  3. Step 3: Cross multiply
    17,221,889.74x = 23,766,266.56 × 9,486,913.60
  4. Step 4: Simplify right side
    17,221,889.74x = 225,468,517,449,289.19
  5. Step 5: Solve for x
    x = 225,468,517,449,289.19/17,221,889.74
  6. Step 6: Final answer
    x = 13,091,973.11

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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.