Home / 26,115,927.40-39,173,891.10-19,745,828.20

Finding the Fourth Proportional to 26,115,927.40, 39,173,891.10 and 19,745,828.20

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Solution

The fourth proportional to 26,115,927.40, 39,173,891.10 and 19,745,828.20 is: 29,618,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,115,927.40 : 39,173,891.10 = 19,745,828.20 : x
  2. Step 2: Convert to fraction form
    26,115,927.40/39,173,891.10 = 19,745,828.20/x
  3. Step 3: Cross multiply
    26,115,927.40x = 39,173,891.10 × 19,745,828.20
  4. Step 4: Simplify right side
    26,115,927.40x = 773,520,923,586,109
  5. Step 5: Solve for x
    x = 773,520,923,586,109/26,115,927.40
  6. Step 6: Final answer
    x = 29,618,742.30

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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.