Home / 8,747,120.46-12,073,427.16-5,077,219.39

Finding the Fourth Proportional to 8,747,120.46, 12,073,427.16 and 5,077,219.39

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Solution

The fourth proportional to 8,747,120.46, 12,073,427.16 and 5,077,219.39 is: 7,007,956.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,120.46 : 12,073,427.16 = 5,077,219.39 : x
  2. Step 2: Convert to fraction form
    8,747,120.46/12,073,427.16 = 5,077,219.39/x
  3. Step 3: Cross multiply
    8,747,120.46x = 12,073,427.16 × 5,077,219.39
  4. Step 4: Simplify right side
    8,747,120.46x = 61,299,438,431,281.49
  5. Step 5: Solve for x
    x = 61,299,438,431,281.49/8,747,120.46
  6. Step 6: Final answer
    x = 7,007,956.36

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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.