Home / 13,524,350.96-20,289,848.16-3,939,813.56

Finding the Fourth Proportional to 13,524,350.96, 20,289,848.16 and 3,939,813.56

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Solution

The fourth proportional to 13,524,350.96, 20,289,848.16 and 3,939,813.56 is: 5,910,688.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,350.96 : 20,289,848.16 = 3,939,813.56 : x
  2. Step 2: Convert to fraction form
    13,524,350.96/20,289,848.16 = 3,939,813.56/x
  3. Step 3: Cross multiply
    13,524,350.96x = 20,289,848.16 × 3,939,813.56
  4. Step 4: Simplify right side
    13,524,350.96x = 79,938,218,911,109.05
  5. Step 5: Solve for x
    x = 79,938,218,911,109.05/13,524,350.96
  6. Step 6: Final answer
    x = 5,910,688.00

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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.