Home / 8,428,805.46-11,631,780.90-4,561,325.60

Finding the Fourth Proportional to 8,428,805.46, 11,631,780.90 and 4,561,325.60

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Solution

The fourth proportional to 8,428,805.46, 11,631,780.90 and 4,561,325.60 is: 6,294,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,805.46 : 11,631,780.90 = 4,561,325.60 : x
  2. Step 2: Convert to fraction form
    8,428,805.46/11,631,780.90 = 4,561,325.60/x
  3. Step 3: Cross multiply
    8,428,805.46x = 11,631,780.90 × 4,561,325.60
  4. Step 4: Simplify right side
    8,428,805.46x = 53,056,339,934,602.13
  5. Step 5: Solve for x
    x = 53,056,339,934,602.13/8,428,805.46
  6. Step 6: Final answer
    x = 6,294,645.21

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1.5x scale

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.