Home / 15,762,258.11-21,751,422.63-9,240,231.36

Finding the Fourth Proportional to 15,762,258.11, 21,751,422.63 and 9,240,231.36

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Solution

The fourth proportional to 15,762,258.11, 21,751,422.63 and 9,240,231.36 is: 12,751,229.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,762,258.11 : 21,751,422.63 = 9,240,231.36 : x
  2. Step 2: Convert to fraction form
    15,762,258.11/21,751,422.63 = 9,240,231.36/x
  3. Step 3: Cross multiply
    15,762,258.11x = 21,751,422.63 × 9,240,231.36
  4. Step 4: Simplify right side
    15,762,258.11x = 200,988,177,510,339.66
  5. Step 5: Solve for x
    x = 200,988,177,510,339.66/15,762,258.11
  6. Step 6: Final answer
    x = 12,751,229.94

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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.