Home / 12,674,008.20-19,011,012.30-12,226,110.60

Finding the Fourth Proportional to 12,674,008.20, 19,011,012.30 and 12,226,110.60

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Solution

The fourth proportional to 12,674,008.20, 19,011,012.30 and 12,226,110.60 is: 18,339,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674,008.20 : 19,011,012.30 = 12,226,110.60 : x
  2. Step 2: Convert to fraction form
    12,674,008.20/19,011,012.30 = 12,226,110.60/x
  3. Step 3: Cross multiply
    12,674,008.20x = 19,011,012.30 × 12,226,110.60
  4. Step 4: Simplify right side
    12,674,008.20x = 232,430,738,997,760.38
  5. Step 5: Solve for x
    x = 232,430,738,997,760.38/12,674,008.20
  6. Step 6: Final answer
    x = 18,339,165.90

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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.