Home / 25,972,900.38-38,964,664.26-8,931,360.06

Finding the Fourth Proportional to 25,972,900.38, 38,964,664.26 and 8,931,360.06

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Solution

The fourth proportional to 25,972,900.38, 38,964,664.26 and 8,931,360.06 is: 13,398,867.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,972,900.38 : 38,964,664.26 = 8,931,360.06 : x
  2. Step 2: Convert to fraction form
    25,972,900.38/38,964,664.26 = 8,931,360.06/x
  3. Step 3: Cross multiply
    25,972,900.38x = 38,964,664.26 × 8,931,360.06
  4. Step 4: Simplify right side
    25,972,900.38x = 348,007,446,123,073.44
  5. Step 5: Solve for x
    x = 348,007,446,123,073.44/25,972,900.38
  6. Step 6: Final answer
    x = 13,398,867.32

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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.