Home / 5,105,612.19-7,045,994.78-2,871,093.13

Finding the Fourth Proportional to 5,105,612.19, 7,045,994.78 and 2,871,093.13

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Solution

The fourth proportional to 5,105,612.19, 7,045,994.78 and 2,871,093.13 is: 3,962,249.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,612.19 : 7,045,994.78 = 2,871,093.13 : x
  2. Step 2: Convert to fraction form
    5,105,612.19/7,045,994.78 = 2,871,093.13/x
  3. Step 3: Cross multiply
    5,105,612.19x = 7,045,994.78 × 2,871,093.13
  4. Step 4: Simplify right side
    5,105,612.19x = 20,229,707,185,670.01
  5. Step 5: Solve for x
    x = 20,229,707,185,670.01/5,105,612.19
  6. Step 6: Final answer
    x = 3,962,249.07

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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.