Home / 7,631,015.11-10,520,278.18-6,087,515.56

Finding the Fourth Proportional to 7,631,015.11, 10,520,278.18 and 6,087,515.56

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Solution

The fourth proportional to 7,631,015.11, 10,520,278.18 and 6,087,515.56 is: 8,392,377.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631,015.11 : 10,520,278.18 = 6,087,515.56 : x
  2. Step 2: Convert to fraction form
    7,631,015.11/10,520,278.18 = 6,087,515.56/x
  3. Step 3: Cross multiply
    7,631,015.11x = 10,520,278.18 × 6,087,515.56
  4. Step 4: Simplify right side
    7,631,015.11x = 64,042,357,116,278.48
  5. Step 5: Solve for x
    x = 64,042,357,116,278.48/7,631,015.11
  6. Step 6: Final answer
    x = 8,392,377.19

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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.