Home / 37,699,908.18-52,026,081.93-21,180,729.30

Finding the Fourth Proportional to 37,699,908.18, 52,026,081.93 and 21,180,729.30

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Solution

The fourth proportional to 37,699,908.18, 52,026,081.93 and 21,180,729.30 is: 29,229,523.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,699,908.18 : 52,026,081.93 = 21,180,729.30 : x
  2. Step 2: Convert to fraction form
    37,699,908.18/52,026,081.93 = 21,180,729.30/x
  3. Step 3: Cross multiply
    37,699,908.18x = 52,026,081.93 × 21,180,729.30
  4. Step 4: Simplify right side
    37,699,908.18x = 1,101,950,357,898,951.62
  5. Step 5: Solve for x
    x = 1,101,950,357,898,951.62/37,699,908.18
  6. Step 6: Final answer
    x = 29,229,523.65

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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.