Home / 12,233,496.90-18,349,662.15-4,145,679.30

Finding the Fourth Proportional to 12,233,496.90, 18,349,662.15 and 4,145,679.30

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Solution

The fourth proportional to 12,233,496.90, 18,349,662.15 and 4,145,679.30 is: 6,218,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233,496.90 : 18,349,662.15 = 4,145,679.30 : x
  2. Step 2: Convert to fraction form
    12,233,496.90/18,349,662.15 = 4,145,679.30/x
  3. Step 3: Cross multiply
    12,233,496.90x = 18,349,662.15 × 4,145,679.30
  4. Step 4: Simplify right side
    12,233,496.90x = 76,071,814,537,248.48
  5. Step 5: Solve for x
    x = 76,071,814,537,248.48/12,233,496.90
  6. Step 6: Final answer
    x = 6,218,321.32

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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.