Home / 20,712,515.35-31,059,768.09-5,937,356.43

Finding the Fourth Proportional to 20,712,515.35, 31,059,768.09 and 5,937,356.43

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Solution

The fourth proportional to 20,712,515.35, 31,059,768.09 and 5,937,356.43 is: 8,903,453.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,712,515.35 : 31,059,768.09 = 5,937,356.43 : x
  2. Step 2: Convert to fraction form
    20,712,515.35/31,059,768.09 = 5,937,356.43/x
  3. Step 3: Cross multiply
    20,712,515.35x = 31,059,768.09 × 5,937,356.43
  4. Step 4: Simplify right side
    20,712,515.35x = 184,412,913,805,735.41
  5. Step 5: Solve for x
    x = 184,412,913,805,735.41/20,712,515.35
  6. Step 6: Final answer
    x = 8,903,453.33

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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.