Home / 29,307,890.46-40,418,422.88-18,295,662

Finding the Fourth Proportional to 29,307,890.46, 40,418,422.88 and 18,295,662

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Solution

The fourth proportional to 29,307,890.46, 40,418,422.88 and 18,295,662 is: 25,231,492.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,307,890.46 : 40,418,422.88 = 18,295,662 : x
  2. Step 2: Convert to fraction form
    29,307,890.46/40,418,422.88 = 18,295,662/x
  3. Step 3: Cross multiply
    29,307,890.46x = 40,418,422.88 × 18,295,662
  4. Step 4: Simplify right side
    29,307,890.46x = 739,481,803,585,546.62
  5. Step 5: Solve for x
    x = 739,481,803,585,546.62/29,307,890.46
  6. Step 6: Final answer
    x = 25,231,492.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.