Home / 34,452,802.80-51,579,671.40-21,015,874.80

Finding the Fourth Proportional to 34,452,802.80, 51,579,671.40 and 21,015,874.80

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Solution

The fourth proportional to 34,452,802.80, 51,579,671.40 and 21,015,874.80 is: 31,463,098.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,452,802.80 : 51,579,671.40 = 21,015,874.80 : x
  2. Step 2: Convert to fraction form
    34,452,802.80/51,579,671.40 = 21,015,874.80/x
  3. Step 3: Cross multiply
    34,452,802.80x = 51,579,671.40 × 21,015,874.80
  4. Step 4: Simplify right side
    34,452,802.80x = 1,083,991,916,367,540.75
  5. Step 5: Solve for x
    x = 1,083,991,916,367,540.75/34,452,802.80
  6. Step 6: Final answer
    x = 31,463,098.16

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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.