Home / 6,138,549.12-8,468,510.40-5,853,947.52

Finding the Fourth Proportional to 6,138,549.12, 8,468,510.40 and 5,853,947.52

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Solution

The fourth proportional to 6,138,549.12, 8,468,510.40 and 5,853,947.52 is: 8,075,884.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138,549.12 : 8,468,510.40 = 5,853,947.52 : x
  2. Step 2: Convert to fraction form
    6,138,549.12/8,468,510.40 = 5,853,947.52/x
  3. Step 3: Cross multiply
    6,138,549.12x = 8,468,510.40 × 5,853,947.52
  4. Step 4: Simplify right side
    6,138,549.12x = 49,574,215,454,174.20
  5. Step 5: Solve for x
    x = 49,574,215,454,174.20/6,138,549.12
  6. Step 6: Final answer
    x = 8,075,884.79

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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.