Home / 27,222,264.80-40,833,397.20-21,057,549.20

Finding the Fourth Proportional to 27,222,264.80, 40,833,397.20 and 21,057,549.20

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Solution

The fourth proportional to 27,222,264.80, 40,833,397.20 and 21,057,549.20 is: 31,586,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222,264.80 : 40,833,397.20 = 21,057,549.20 : x
  2. Step 2: Convert to fraction form
    27,222,264.80/40,833,397.20 = 21,057,549.20/x
  3. Step 3: Cross multiply
    27,222,264.80x = 40,833,397.20 × 21,057,549.20
  4. Step 4: Simplify right side
    27,222,264.80x = 859,851,270,542,142.25
  5. Step 5: Solve for x
    x = 859,851,270,542,142.25/27,222,264.80
  6. Step 6: Final answer
    x = 31,586,323.80

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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.