Home / 18,496,670.40-27,745,005.60-5,718,466.80

Finding the Fourth Proportional to 18,496,670.40, 27,745,005.60 and 5,718,466.80

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Solution

The fourth proportional to 18,496,670.40, 27,745,005.60 and 5,718,466.80 is: 8,577,700.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496,670.40 : 27,745,005.60 = 5,718,466.80 : x
  2. Step 2: Convert to fraction form
    18,496,670.40/27,745,005.60 = 5,718,466.80/x
  3. Step 3: Cross multiply
    18,496,670.40x = 27,745,005.60 × 5,718,466.80
  4. Step 4: Simplify right side
    18,496,670.40x = 158,658,893,389,414.09
  5. Step 5: Solve for x
    x = 158,658,893,389,414.09/18,496,670.40
  6. Step 6: Final answer
    x = 8,577,700.20

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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.