Home / 15,992,388.76-23,988,564.60-5,209,672.36

Finding the Fourth Proportional to 15,992,388.76, 23,988,564.60 and 5,209,672.36

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Solution

The fourth proportional to 15,992,388.76, 23,988,564.60 and 5,209,672.36 is: 7,814,502.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992,388.76 : 23,988,564.60 = 5,209,672.36 : x
  2. Step 2: Convert to fraction form
    15,992,388.76/23,988,564.60 = 5,209,672.36/x
  3. Step 3: Cross multiply
    15,992,388.76x = 23,988,564.60 × 5,209,672.36
  4. Step 4: Simplify right side
    15,992,388.76x = 124,972,561,952,694.47
  5. Step 5: Solve for x
    x = 124,972,561,952,694.47/15,992,388.76
  6. Step 6: Final answer
    x = 7,814,502.50

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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.