Home / 30,995,643.78-46,491,583.41-11,561,123.43

Finding the Fourth Proportional to 30,995,643.78, 46,491,583.41 and 11,561,123.43

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Solution

The fourth proportional to 30,995,643.78, 46,491,583.41 and 11,561,123.43 is: 17,340,983.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,995,643.78 : 46,491,583.41 = 11,561,123.43 : x
  2. Step 2: Convert to fraction form
    30,995,643.78/46,491,583.41 = 11,561,123.43/x
  3. Step 3: Cross multiply
    30,995,643.78x = 46,491,583.41 × 11,561,123.43
  4. Step 4: Simplify right side
    30,995,643.78x = 537,494,934,259,150.25
  5. Step 5: Solve for x
    x = 537,494,934,259,150.25/30,995,643.78
  6. Step 6: Final answer
    x = 17,340,983.08

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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.