Home / 30,461,522.37-42,036,692.47-16,522,821.37

Finding the Fourth Proportional to 30,461,522.37, 42,036,692.47 and 16,522,821.37

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Solution

The fourth proportional to 30,461,522.37, 42,036,692.47 and 16,522,821.37 is: 22,801,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,461,522.37 : 42,036,692.47 = 16,522,821.37 : x
  2. Step 2: Convert to fraction form
    30,461,522.37/42,036,692.47 = 16,522,821.37/x
  3. Step 3: Cross multiply
    30,461,522.37x = 42,036,692.47 × 16,522,821.37
  4. Step 4: Simplify right side
    30,461,522.37x = 694,564,760,667,434
  5. Step 5: Solve for x
    x = 694,564,760,667,434/30,461,522.37
  6. Step 6: Final answer
    x = 22,801,380.45

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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.