Home / 28,090,136.70-38,748,867.94-22,868,761.68

Finding the Fourth Proportional to 28,090,136.70, 38,748,867.94 and 22,868,761.68

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Solution

The fourth proportional to 28,090,136.70, 38,748,867.94 and 22,868,761.68 is: 31,546,255.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,090,136.70 : 38,748,867.94 = 22,868,761.68 : x
  2. Step 2: Convert to fraction form
    28,090,136.70/38,748,867.94 = 22,868,761.68/x
  3. Step 3: Cross multiply
    28,090,136.70x = 38,748,867.94 × 22,868,761.68
  4. Step 4: Simplify right side
    28,090,136.70x = 886,138,626,289,652.50
  5. Step 5: Solve for x
    x = 886,138,626,289,652.50/28,090,136.70
  6. Step 6: Final answer
    x = 31,546,255.39

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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.