Home / 51,664,403.90-77,496,605.82-21,372,266.90

Finding the Fourth Proportional to 51,664,403.90, 77,496,605.82 and 21,372,266.90

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Solution

The fourth proportional to 51,664,403.90, 77,496,605.82 and 21,372,266.90 is: 32,058,400.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,664,403.90 : 77,496,605.82 = 21,372,266.90 : x
  2. Step 2: Convert to fraction form
    51,664,403.90/77,496,605.82 = 21,372,266.90/x
  3. Step 3: Cross multiply
    51,664,403.90x = 77,496,605.82 × 21,372,266.90
  4. Step 4: Simplify right side
    51,664,403.90x = 1,656,278,143,041,650.25
  5. Step 5: Solve for x
    x = 1,656,278,143,041,650.25/51,664,403.90
  6. Step 6: Final answer
    x = 32,058,400.33

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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.