Home / 39,136,749.20-54,008,810.71-21,733,093.91

Finding the Fourth Proportional to 39,136,749.20, 54,008,810.71 and 21,733,093.91

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Solution

The fourth proportional to 39,136,749.20, 54,008,810.71 and 21,733,093.91 is: 29,991,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136,749.20 : 54,008,810.71 = 21,733,093.91 : x
  2. Step 2: Convert to fraction form
    39,136,749.20/54,008,810.71 = 21,733,093.91/x
  3. Step 3: Cross multiply
    39,136,749.20x = 54,008,810.71 × 21,733,093.91
  4. Step 4: Simplify right side
    39,136,749.20x = 1,173,778,554,803,467
  5. Step 5: Solve for x
    x = 1,173,778,554,803,467/39,136,749.20
  6. Step 6: Final answer
    x = 29,991,723.35

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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.