Home / 5,286,151.80-7,929,227.70-4,389,384.60

Finding the Fourth Proportional to 5,286,151.80, 7,929,227.70 and 4,389,384.60

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Solution

The fourth proportional to 5,286,151.80, 7,929,227.70 and 4,389,384.60 is: 6,584,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286,151.80 : 7,929,227.70 = 4,389,384.60 : x
  2. Step 2: Convert to fraction form
    5,286,151.80/7,929,227.70 = 4,389,384.60/x
  3. Step 3: Cross multiply
    5,286,151.80x = 7,929,227.70 × 4,389,384.60
  4. Step 4: Simplify right side
    5,286,151.80x = 34,804,429,956,273.42
  5. Step 5: Solve for x
    x = 34,804,429,956,273.42/5,286,151.80
  6. Step 6: Final answer
    x = 6,584,076.90

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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.