Home / 40,805,612.20-61,066,700.70-28,051,028.20

Finding the Fourth Proportional to 40,805,612.20, 61,066,700.70 and 28,051,028.20

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Solution

The fourth proportional to 40,805,612.20, 61,066,700.70 and 28,051,028.20 is: 41,979,121.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,805,612.20 : 61,066,700.70 = 28,051,028.20 : x
  2. Step 2: Convert to fraction form
    40,805,612.20/61,066,700.70 = 28,051,028.20/x
  3. Step 3: Cross multiply
    40,805,612.20x = 61,066,700.70 × 28,051,028.20
  4. Step 4: Simplify right side
    40,805,612.20x = 1,712,983,743,416,659.75
  5. Step 5: Solve for x
    x = 1,712,983,743,416,659.75/40,805,612.20
  6. Step 6: Final answer
    x = 41,979,121.28

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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.