Home / 5,298,827.76-7,311,965.40-3,006,988.43

Finding the Fourth Proportional to 5,298,827.76, 7,311,965.40 and 3,006,988.43

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Solution

The fourth proportional to 5,298,827.76, 7,311,965.40 and 3,006,988.43 is: 4,149,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,827.76 : 7,311,965.40 = 3,006,988.43 : x
  2. Step 2: Convert to fraction form
    5,298,827.76/7,311,965.40 = 3,006,988.43/x
  3. Step 3: Cross multiply
    5,298,827.76x = 7,311,965.40 × 3,006,988.43
  4. Step 4: Simplify right side
    5,298,827.76x = 21,986,995,321,800.50
  5. Step 5: Solve for x
    x = 21,986,995,321,800.50/5,298,827.76
  6. Step 6: Final answer
    x = 4,149,407.44

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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.