Home / 72,051,518.70-108,083,922.05-23,529,626.80

Finding the Fourth Proportional to 72,051,518.70, 108,083,922.05 and 23,529,626.80

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Solution

The fourth proportional to 72,051,518.70, 108,083,922.05 and 23,529,626.80 is: 35,296,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,051,518.70 : 108,083,922.05 = 23,529,626.80 : x
  2. Step 2: Convert to fraction form
    72,051,518.70/108,083,922.05 = 23,529,626.80/x
  3. Step 3: Cross multiply
    72,051,518.70x = 108,083,922.05 × 23,529,626.80
  4. Step 4: Simplify right side
    72,051,518.70x = 2,543,174,348,916,791
  5. Step 5: Solve for x
    x = 2,543,174,348,916,791/72,051,518.70
  6. Step 6: Final answer
    x = 35,296,609.91

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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.