Home / 10,215,912.66-14,098,054.10-5,632,398.06

Finding the Fourth Proportional to 10,215,912.66, 14,098,054.10 and 5,632,398.06

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Solution

The fourth proportional to 10,215,912.66, 14,098,054.10 and 5,632,398.06 is: 7,772,761.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215,912.66 : 14,098,054.10 = 5,632,398.06 : x
  2. Step 2: Convert to fraction form
    10,215,912.66/14,098,054.10 = 5,632,398.06/x
  3. Step 3: Cross multiply
    10,215,912.66x = 14,098,054.10 × 5,632,398.06
  4. Step 4: Simplify right side
    10,215,912.66x = 79,405,852,534,453.05
  5. Step 5: Solve for x
    x = 79,405,852,534,453.05/10,215,912.66
  6. Step 6: Final answer
    x = 7,772,761.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.