Home / 67,227,960.88-92,774,795.42-38,975,840.47

Finding the Fourth Proportional to 67,227,960.88, 92,774,795.42 and 38,975,840.47

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Solution

The fourth proportional to 67,227,960.88, 92,774,795.42 and 38,975,840.47 is: 53,786,781.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,227,960.88 : 92,774,795.42 = 38,975,840.47 : x
  2. Step 2: Convert to fraction form
    67,227,960.88/92,774,795.42 = 38,975,840.47/x
  3. Step 3: Cross multiply
    67,227,960.88x = 92,774,795.42 × 38,975,840.47
  4. Step 4: Simplify right side
    67,227,960.88x = 3,615,975,625,508,718
  5. Step 5: Solve for x
    x = 3,615,975,625,508,718/67,227,960.88
  6. Step 6: Final answer
    x = 53,786,781.25

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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.