Home / 75,694,173.42-104,457,943.22-40,886,864.20

Finding the Fourth Proportional to 75,694,173.42, 104,457,943.22 and 40,886,864.20

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Solution

The fourth proportional to 75,694,173.42, 104,457,943.22 and 40,886,864.20 is: 56,423,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,694,173.42 : 104,457,943.22 = 40,886,864.20 : x
  2. Step 2: Convert to fraction form
    75,694,173.42/104,457,943.22 = 40,886,864.20/x
  3. Step 3: Cross multiply
    75,694,173.42x = 104,457,943.22 × 40,886,864.20
  4. Step 4: Simplify right side
    75,694,173.42x = 4,270,957,739,047,451
  5. Step 5: Solve for x
    x = 4,270,957,739,047,451/75,694,173.42
  6. Step 6: Final answer
    x = 56,423,863.90

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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.