Home / 11,372,505.79-15,693,826.81-6,215,904.25

Finding the Fourth Proportional to 11,372,505.79, 15,693,826.81 and 6,215,904.25

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Solution

The fourth proportional to 11,372,505.79, 15,693,826.81 and 6,215,904.25 is: 8,577,821.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372,505.79 : 15,693,826.81 = 6,215,904.25 : x
  2. Step 2: Convert to fraction form
    11,372,505.79/15,693,826.81 = 6,215,904.25/x
  3. Step 3: Cross multiply
    11,372,505.79x = 15,693,826.81 × 6,215,904.25
  4. Step 4: Simplify right side
    11,372,505.79x = 97,551,324,767,042.95
  5. Step 5: Solve for x
    x = 97,551,324,767,042.95/11,372,505.79
  6. Step 6: Final answer
    x = 8,577,821.51

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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.