Home / 14,185,977.50-19,576,670.82-8,074,406

Finding the Fourth Proportional to 14,185,977.50, 19,576,670.82 and 8,074,406

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Solution

The fourth proportional to 14,185,977.50, 19,576,670.82 and 8,074,406 is: 11,142,692.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,977.50 : 19,576,670.82 = 8,074,406 : x
  2. Step 2: Convert to fraction form
    14,185,977.50/19,576,670.82 = 8,074,406/x
  3. Step 3: Cross multiply
    14,185,977.50x = 19,576,670.82 × 8,074,406
  4. Step 4: Simplify right side
    14,185,977.50x = 158,069,988,329,032.94
  5. Step 5: Solve for x
    x = 158,069,988,329,032.94/14,185,977.50
  6. Step 6: Final answer
    x = 11,142,692.73

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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.