Home / 18,164,215.98-25,072,692.21-10,824,350.76

Finding the Fourth Proportional to 18,164,215.98, 25,072,692.21 and 10,824,350.76

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Solution

The fourth proportional to 18,164,215.98, 25,072,692.21 and 10,824,350.76 is: 14,941,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164,215.98 : 25,072,692.21 = 10,824,350.76 : x
  2. Step 2: Convert to fraction form
    18,164,215.98/25,072,692.21 = 10,824,350.76/x
  3. Step 3: Cross multiply
    18,164,215.98x = 25,072,692.21 × 10,824,350.76
  4. Step 4: Simplify right side
    18,164,215.98x = 271,395,614,978,559.59
  5. Step 5: Solve for x
    x = 271,395,614,978,559.59/18,164,215.98
  6. Step 6: Final answer
    x = 14,941,223.74

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1.5x scale

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.