Home / 13,037,488.20-19,556,232.30-12,484,614.60

Finding the Fourth Proportional to 13,037,488.20, 19,556,232.30 and 12,484,614.60

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Solution

The fourth proportional to 13,037,488.20, 19,556,232.30 and 12,484,614.60 is: 18,726,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,488.20 : 19,556,232.30 = 12,484,614.60 : x
  2. Step 2: Convert to fraction form
    13,037,488.20/19,556,232.30 = 12,484,614.60/x
  3. Step 3: Cross multiply
    13,037,488.20x = 19,556,232.30 × 12,484,614.60
  4. Step 4: Simplify right side
    13,037,488.20x = 244,152,023,293,571.59
  5. Step 5: Solve for x
    x = 244,152,023,293,571.59/13,037,488.20
  6. Step 6: Final answer
    x = 18,726,921.90

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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.