Home / 8,229,170.70-12,343,756.05-3,435,266.70

Finding the Fourth Proportional to 8,229,170.70, 12,343,756.05 and 3,435,266.70

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Solution

The fourth proportional to 8,229,170.70, 12,343,756.05 and 3,435,266.70 is: 5,152,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229,170.70 : 12,343,756.05 = 3,435,266.70 : x
  2. Step 2: Convert to fraction form
    8,229,170.70/12,343,756.05 = 3,435,266.70/x
  3. Step 3: Cross multiply
    8,229,170.70x = 12,343,756.05 × 3,435,266.70
  4. Step 4: Simplify right side
    8,229,170.70x = 42,404,094,111,488.54
  5. Step 5: Solve for x
    x = 42,404,094,111,488.54/8,229,170.70
  6. Step 6: Final answer
    x = 5,152,900.05

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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.