Home / 40,782,985.52-56,241,398.79-27,401,910.84

Finding the Fourth Proportional to 40,782,985.52, 56,241,398.79 and 27,401,910.84

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Solution

The fourth proportional to 40,782,985.52, 56,241,398.79 and 27,401,910.84 is: 37,788,351.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,782,985.52 : 56,241,398.79 = 27,401,910.84 : x
  2. Step 2: Convert to fraction form
    40,782,985.52/56,241,398.79 = 27,401,910.84/x
  3. Step 3: Cross multiply
    40,782,985.52x = 56,241,398.79 × 27,401,910.84
  4. Step 4: Simplify right side
    40,782,985.52x = 1,541,121,795,160,463.75
  5. Step 5: Solve for x
    x = 1,541,121,795,160,463.75/40,782,985.52
  6. Step 6: Final answer
    x = 37,788,351.58

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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.