Home / 12,233,047.40-18,348,987.90-4,145,229.80

Finding the Fourth Proportional to 12,233,047.40, 18,348,987.90 and 4,145,229.80

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Solution

The fourth proportional to 12,233,047.40, 18,348,987.90 and 4,145,229.80 is: 6,217,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233,047.40 : 18,348,987.90 = 4,145,229.80 : x
  2. Step 2: Convert to fraction form
    12,233,047.40/18,348,987.90 = 4,145,229.80/x
  3. Step 3: Cross multiply
    12,233,047.40x = 18,348,987.90 × 4,145,229.80
  4. Step 4: Simplify right side
    12,233,047.40x = 76,060,771,442,919.41
  5. Step 5: Solve for x
    x = 76,060,771,442,919.41/12,233,047.40
  6. Step 6: Final answer
    x = 6,217,647.08

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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.