Home / 28,058,699.80-42,088,049.70-27,680,786.20

Finding the Fourth Proportional to 28,058,699.80, 42,088,049.70 and 27,680,786.20

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Solution

The fourth proportional to 28,058,699.80, 42,088,049.70 and 27,680,786.20 is: 41,521,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058,699.80 : 42,088,049.70 = 27,680,786.20 : x
  2. Step 2: Convert to fraction form
    28,058,699.80/42,088,049.70 = 27,680,786.20/x
  3. Step 3: Cross multiply
    28,058,699.80x = 42,088,049.70 × 27,680,786.20
  4. Step 4: Simplify right side
    28,058,699.80x = 1,165,030,305,320,674.25
  5. Step 5: Solve for x
    x = 1,165,030,305,320,674.25/28,058,699.80
  6. Step 6: Final answer
    x = 41,521,179.30

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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.