Home / 51,664,400.39-77,496,600.57-21,372,263.39

Finding the Fourth Proportional to 51,664,400.39, 77,496,600.57 and 21,372,263.39

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Solution

The fourth proportional to 51,664,400.39, 77,496,600.57 and 21,372,263.39 is: 32,058,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,664,400.39 : 77,496,600.57 = 21,372,263.39 : x
  2. Step 2: Convert to fraction form
    51,664,400.39/77,496,600.57 = 21,372,263.39/x
  3. Step 3: Cross multiply
    51,664,400.39x = 77,496,600.57 × 21,372,263.39
  4. Step 4: Simplify right side
    51,664,400.39x = 1,656,277,759,211,664
  5. Step 5: Solve for x
    x = 1,656,277,759,211,664/51,664,400.39
  6. Step 6: Final answer
    x = 32,058,395.08

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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.