Home / 12,098,692.20-18,148,038.30-12,014,711.40

Finding the Fourth Proportional to 12,098,692.20, 18,148,038.30 and 12,014,711.40

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Solution

The fourth proportional to 12,098,692.20, 18,148,038.30 and 12,014,711.40 is: 18,022,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,692.20 : 18,148,038.30 = 12,014,711.40 : x
  2. Step 2: Convert to fraction form
    12,098,692.20/18,148,038.30 = 12,014,711.40/x
  3. Step 3: Cross multiply
    12,098,692.20x = 18,148,038.30 × 12,014,711.40
  4. Step 4: Simplify right side
    12,098,692.20x = 218,043,442,650,646.62
  5. Step 5: Solve for x
    x = 218,043,442,650,646.62/12,098,692.20
  6. Step 6: Final answer
    x = 18,022,067.10

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1.5x scale

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.