Home / 20,723,257.70-31,084,886.56-17,364,025.70

Finding the Fourth Proportional to 20,723,257.70, 31,084,886.56 and 17,364,025.70

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Solution

The fourth proportional to 20,723,257.70, 31,084,886.56 and 17,364,025.70 is: 26,046,038.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,723,257.70 : 31,084,886.56 = 17,364,025.70 : x
  2. Step 2: Convert to fraction form
    20,723,257.70/31,084,886.56 = 17,364,025.70/x
  3. Step 3: Cross multiply
    20,723,257.70x = 31,084,886.56 × 17,364,025.70
  4. Step 4: Simplify right side
    20,723,257.70x = 539,758,769,109,424.56
  5. Step 5: Solve for x
    x = 539,758,769,109,424.56/20,723,257.70
  6. Step 6: Final answer
    x = 26,046,038.56

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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.