Home / 71,366,552.40-98,491,864.88-40,004,100

Finding the Fourth Proportional to 71,366,552.40, 98,491,864.88 and 40,004,100

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Solution

The fourth proportional to 71,366,552.40, 98,491,864.88 and 40,004,100 is: 55,209,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,366,552.40 : 98,491,864.88 = 40,004,100 : x
  2. Step 2: Convert to fraction form
    71,366,552.40/98,491,864.88 = 40,004,100/x
  3. Step 3: Cross multiply
    71,366,552.40x = 98,491,864.88 × 40,004,100
  4. Step 4: Simplify right side
    71,366,552.40x = 3,940,078,411,846,008
  5. Step 5: Solve for x
    x = 3,940,078,411,846,008/71,366,552.40
  6. Step 6: Final answer
    x = 55,209,033.91

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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.