Home / 40,094,991.46-55,331,088.24-21,760,276.96

Finding the Fourth Proportional to 40,094,991.46, 55,331,088.24 and 21,760,276.96

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Solution

The fourth proportional to 40,094,991.46, 55,331,088.24 and 21,760,276.96 is: 30,029,182.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,094,991.46 : 55,331,088.24 = 21,760,276.96 : x
  2. Step 2: Convert to fraction form
    40,094,991.46/55,331,088.24 = 21,760,276.96/x
  3. Step 3: Cross multiply
    40,094,991.46x = 55,331,088.24 × 21,760,276.96
  4. Step 4: Simplify right side
    40,094,991.46x = 1,204,019,804,600,599
  5. Step 5: Solve for x
    x = 1,204,019,804,600,599/40,094,991.46
  6. Step 6: Final answer
    x = 30,029,182.22

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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.