Home / 5,390,081.70-8,085,122.55-3,476,894.10

Finding the Fourth Proportional to 5,390,081.70, 8,085,122.55 and 3,476,894.10

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Solution

The fourth proportional to 5,390,081.70, 8,085,122.55 and 3,476,894.10 is: 5,215,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,081.70 : 8,085,122.55 = 3,476,894.10 : x
  2. Step 2: Convert to fraction form
    5,390,081.70/8,085,122.55 = 3,476,894.10/x
  3. Step 3: Cross multiply
    5,390,081.70x = 8,085,122.55 × 3,476,894.10
  4. Step 4: Simplify right side
    5,390,081.70x = 28,111,114,891,871.96
  5. Step 5: Solve for x
    x = 28,111,114,891,871.96/5,390,081.70
  6. Step 6: Final answer
    x = 5,215,341.15

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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.