Home / 8,045,995.20-12,082,989.60-4,266,859.20

Finding the Fourth Proportional to 8,045,995.20, 12,082,989.60 and 4,266,859.20

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Solution

The fourth proportional to 8,045,995.20, 12,082,989.60 and 4,266,859.20 is: 6,407,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,995.20 : 12,082,989.60 = 4,266,859.20 : x
  2. Step 2: Convert to fraction form
    8,045,995.20/12,082,989.60 = 4,266,859.20/x
  3. Step 3: Cross multiply
    8,045,995.20x = 12,082,989.60 × 4,266,859.20
  4. Step 4: Simplify right side
    8,045,995.20x = 51,556,415,338,264.32
  5. Step 5: Solve for x
    x = 51,556,415,338,264.32/8,045,995.20
  6. Step 6: Final answer
    x = 6,407,711.42

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1.5x scale

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.