Home / 7,935,106.72-11,900,871.60-2,255,205.28

Finding the Fourth Proportional to 7,935,106.72, 11,900,871.60 and 2,255,205.28

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Solution

The fourth proportional to 7,935,106.72, 11,900,871.60 and 2,255,205.28 is: 3,382,299.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935,106.72 : 11,900,871.60 = 2,255,205.28 : x
  2. Step 2: Convert to fraction form
    7,935,106.72/11,900,871.60 = 2,255,205.28/x
  3. Step 3: Cross multiply
    7,935,106.72x = 11,900,871.60 × 2,255,205.28
  4. Step 4: Simplify right side
    7,935,106.72x = 26,838,908,468,922.04
  5. Step 5: Solve for x
    x = 26,838,908,468,922.04/7,935,106.72
  6. Step 6: Final answer
    x = 3,382,299.62

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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.