Home / 30,704,571.01-42,372,512.84-16,766,022.89

Finding the Fourth Proportional to 30,704,571.01, 42,372,512.84 and 16,766,022.89

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Solution

The fourth proportional to 30,704,571.01, 42,372,512.84 and 16,766,022.89 is: 23,137,223.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,704,571.01 : 42,372,512.84 = 16,766,022.89 : x
  2. Step 2: Convert to fraction form
    30,704,571.01/42,372,512.84 = 16,766,022.89/x
  3. Step 3: Cross multiply
    30,704,571.01x = 42,372,512.84 × 16,766,022.89
  4. Step 4: Simplify right side
    30,704,571.01x = 710,418,520,306,887.75
  5. Step 5: Solve for x
    x = 710,418,520,306,887.75/30,704,571.01
  6. Step 6: Final answer
    x = 23,137,223.45

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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.