Home / 61,215,299.87-84,470,867.91-37,690,104.47

Finding the Fourth Proportional to 61,215,299.87, 84,470,867.91 and 37,690,104.47

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Solution

The fourth proportional to 61,215,299.87, 84,470,867.91 and 37,690,104.47 is: 52,008,498.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,215,299.87 : 84,470,867.91 = 37,690,104.47 : x
  2. Step 2: Convert to fraction form
    61,215,299.87/84,470,867.91 = 37,690,104.47/x
  3. Step 3: Cross multiply
    61,215,299.87x = 84,470,867.91 × 37,690,104.47
  4. Step 4: Simplify right side
    61,215,299.87x = 3,183,715,835,777,116.50
  5. Step 5: Solve for x
    x = 3,183,715,835,777,116.50/61,215,299.87
  6. Step 6: Final answer
    x = 52,008,498.57

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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.