Home / 25,504,862.80-38,331,943.80-22,220,280.40

Finding the Fourth Proportional to 25,504,862.80, 38,331,943.80 and 22,220,280.40

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Solution

The fourth proportional to 25,504,862.80, 38,331,943.80 and 22,220,280.40 is: 33,395,456.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,504,862.80 : 38,331,943.80 = 22,220,280.40 : x
  2. Step 2: Convert to fraction form
    25,504,862.80/38,331,943.80 = 22,220,280.40/x
  3. Step 3: Cross multiply
    25,504,862.80x = 38,331,943.80 × 22,220,280.40
  4. Step 4: Simplify right side
    25,504,862.80x = 851,746,539,513,041.38
  5. Step 5: Solve for x
    x = 851,746,539,513,041.38/25,504,862.80
  6. Step 6: Final answer
    x = 33,395,456.63

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1.5x scale

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.