Home / 73,163,514.17-109,734,588.77-21,334,189.37

Finding the Fourth Proportional to 73,163,514.17, 109,734,588.77 and 21,334,189.37

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Solution

The fourth proportional to 73,163,514.17, 109,734,588.77 and 21,334,189.37 is: 31,998,169.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,163,514.17 : 109,734,588.77 = 21,334,189.37 : x
  2. Step 2: Convert to fraction form
    73,163,514.17/109,734,588.77 = 21,334,189.37/x
  3. Step 3: Cross multiply
    73,163,514.17x = 109,734,588.77 × 21,334,189.37
  4. Step 4: Simplify right side
    73,163,514.17x = 2,341,098,496,602,911.50
  5. Step 5: Solve for x
    x = 2,341,098,496,602,911.50/73,163,514.17
  6. Step 6: Final answer
    x = 31,998,169.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.