Home / 13,529,659.59-20,292,329.03-3,942,795.65

Finding the Fourth Proportional to 13,529,659.59, 20,292,329.03 and 3,942,795.65

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Solution

The fourth proportional to 13,529,659.59, 20,292,329.03 and 3,942,795.65 is: 5,913,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529,659.59 : 20,292,329.03 = 3,942,795.65 : x
  2. Step 2: Convert to fraction form
    13,529,659.59/20,292,329.03 = 3,942,795.65/x
  3. Step 3: Cross multiply
    13,529,659.59x = 20,292,329.03 × 3,942,795.65
  4. Step 4: Simplify right side
    13,529,659.59x = 80,008,506,506,677.09
  5. Step 5: Solve for x
    x = 80,008,506,506,677.09/13,529,659.59
  6. Step 6: Final answer
    x = 5,913,563.90

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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.