Home / 10,231,721.40-15,353,111.70-4,552,822.20

Finding the Fourth Proportional to 10,231,721.40, 15,353,111.70 and 4,552,822.20

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Solution

The fourth proportional to 10,231,721.40, 15,353,111.70 and 4,552,822.20 is: 6,831,693.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,231,721.40 : 15,353,111.70 = 4,552,822.20 : x
  2. Step 2: Convert to fraction form
    10,231,721.40/15,353,111.70 = 4,552,822.20/x
  3. Step 3: Cross multiply
    10,231,721.40x = 15,353,111.70 × 4,552,822.20
  4. Step 4: Simplify right side
    10,231,721.40x = 69,899,987,786,839.74
  5. Step 5: Solve for x
    x = 69,899,987,786,839.74/10,231,721.40
  6. Step 6: Final answer
    x = 6,831,693.81

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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.