Home / 7,020,722.10-10,531,083.15-3,428,793.30

Finding the Fourth Proportional to 7,020,722.10, 10,531,083.15 and 3,428,793.30

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Solution

The fourth proportional to 7,020,722.10, 10,531,083.15 and 3,428,793.30 is: 5,143,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,722.10 : 10,531,083.15 = 3,428,793.30 : x
  2. Step 2: Convert to fraction form
    7,020,722.10/10,531,083.15 = 3,428,793.30/x
  3. Step 3: Cross multiply
    7,020,722.10x = 10,531,083.15 × 3,428,793.30
  4. Step 4: Simplify right side
    7,020,722.10x = 36,108,907,346,462.89
  5. Step 5: Solve for x
    x = 36,108,907,346,462.89/7,020,722.10
  6. Step 6: Final answer
    x = 5,143,189.95

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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.