Home / 7,889,633.20-11,834,449.80-5,055,281.20

Finding the Fourth Proportional to 7,889,633.20, 11,834,449.80 and 5,055,281.20

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Solution

The fourth proportional to 7,889,633.20, 11,834,449.80 and 5,055,281.20 is: 7,582,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,633.20 : 11,834,449.80 = 5,055,281.20 : x
  2. Step 2: Convert to fraction form
    7,889,633.20/11,834,449.80 = 5,055,281.20/x
  3. Step 3: Cross multiply
    7,889,633.20x = 11,834,449.80 × 5,055,281.20
  4. Step 4: Simplify right side
    7,889,633.20x = 59,826,471,586,283.77
  5. Step 5: Solve for x
    x = 59,826,471,586,283.77/7,889,633.20
  6. Step 6: Final answer
    x = 7,582,921.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.