Home / 9,215,589.37-12,717,818.79-5,029,503.48

Finding the Fourth Proportional to 9,215,589.37, 12,717,818.79 and 5,029,503.48

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Solution

The fourth proportional to 9,215,589.37, 12,717,818.79 and 5,029,503.48 is: 6,940,881.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,589.37 : 12,717,818.79 = 5,029,503.48 : x
  2. Step 2: Convert to fraction form
    9,215,589.37/12,717,818.79 = 5,029,503.48/x
  3. Step 3: Cross multiply
    9,215,589.37x = 12,717,818.79 × 5,029,503.48
  4. Step 4: Simplify right side
    9,215,589.37x = 63,964,313,862,314.39
  5. Step 5: Solve for x
    x = 63,964,313,862,314.39/9,215,589.37
  6. Step 6: Final answer
    x = 6,940,881.51

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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.