Home / 7,339,506.40-11,011,009.20-3,549,872.80

Finding the Fourth Proportional to 7,339,506.40, 11,011,009.20 and 3,549,872.80

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Solution

The fourth proportional to 7,339,506.40, 11,011,009.20 and 3,549,872.80 is: 5,325,655.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,506.40 : 11,011,009.20 = 3,549,872.80 : x
  2. Step 2: Convert to fraction form
    7,339,506.40/11,011,009.20 = 3,549,872.80/x
  3. Step 3: Cross multiply
    7,339,506.40x = 11,011,009.20 × 3,549,872.80
  4. Step 4: Simplify right side
    7,339,506.40x = 39,087,682,059,629.76
  5. Step 5: Solve for x
    x = 39,087,682,059,629.76/7,339,506.40
  6. Step 6: Final answer
    x = 5,325,655.42

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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.