Home / 25,069,014.43-34,586,970.28-15,142,187.94

Finding the Fourth Proportional to 25,069,014.43, 34,586,970.28 and 15,142,187.94

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Solution

The fourth proportional to 25,069,014.43, 34,586,970.28 and 15,142,187.94 is: 20,891,224.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,069,014.43 : 34,586,970.28 = 15,142,187.94 : x
  2. Step 2: Convert to fraction form
    25,069,014.43/34,586,970.28 = 15,142,187.94/x
  3. Step 3: Cross multiply
    25,069,014.43x = 34,586,970.28 × 15,142,187.94
  4. Step 4: Simplify right side
    25,069,014.43x = 523,722,404,179,243.44
  5. Step 5: Solve for x
    x = 523,722,404,179,243.44/25,069,014.43
  6. Step 6: Final answer
    x = 20,891,224.33

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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.