Home / 12,233,274.40-18,349,328.40-4,145,456.80

Finding the Fourth Proportional to 12,233,274.40, 18,349,328.40 and 4,145,456.80

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Solution

The fourth proportional to 12,233,274.40, 18,349,328.40 and 4,145,456.80 is: 6,217,987.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233,274.40 : 18,349,328.40 = 4,145,456.80 : x
  2. Step 2: Convert to fraction form
    12,233,274.40/18,349,328.40 = 4,145,456.80/x
  3. Step 3: Cross multiply
    12,233,274.40x = 18,349,328.40 × 4,145,456.80
  4. Step 4: Simplify right side
    12,233,274.40x = 76,066,348,191,213.11
  5. Step 5: Solve for x
    x = 76,066,348,191,213.11/12,233,274.40
  6. Step 6: Final answer
    x = 6,217,987.57

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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.