Home / 12,452,548.60-18,678,822.90-4,876,996.60

Finding the Fourth Proportional to 12,452,548.60, 18,678,822.90 and 4,876,996.60

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Solution

The fourth proportional to 12,452,548.60, 18,678,822.90 and 4,876,996.60 is: 7,315,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,548.60 : 18,678,822.90 = 4,876,996.60 : x
  2. Step 2: Convert to fraction form
    12,452,548.60/18,678,822.90 = 4,876,996.60/x
  3. Step 3: Cross multiply
    12,452,548.60x = 18,678,822.90 × 4,876,996.60
  4. Step 4: Simplify right side
    12,452,548.60x = 91,096,555,775,302.12
  5. Step 5: Solve for x
    x = 91,096,555,775,302.12/12,452,548.60
  6. Step 6: Final answer
    x = 7,315,494.90

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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.