Home / 40,094,462.76-55,330,387.38-21,759,748.26

Finding the Fourth Proportional to 40,094,462.76, 55,330,387.38 and 21,759,748.26

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Solution

The fourth proportional to 40,094,462.76, 55,330,387.38 and 21,759,748.26 is: 30,028,468.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,094,462.76 : 55,330,387.38 = 21,759,748.26 : x
  2. Step 2: Convert to fraction form
    40,094,462.76/55,330,387.38 = 21,759,748.26/x
  3. Step 3: Cross multiply
    40,094,462.76x = 55,330,387.38 × 21,759,748.26
  4. Step 4: Simplify right side
    40,094,462.76x = 1,203,975,300,517,081
  5. Step 5: Solve for x
    x = 1,203,975,300,517,081/40,094,462.76
  6. Step 6: Final answer
    x = 30,028,468.21

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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.