Home / 13,265,421.44-19,866,245.04-7,568,373.92

Finding the Fourth Proportional to 13,265,421.44, 19,866,245.04 and 7,568,373.92

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Solution

The fourth proportional to 13,265,421.44, 19,866,245.04 and 7,568,373.92 is: 11,334,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265,421.44 : 19,866,245.04 = 7,568,373.92 : x
  2. Step 2: Convert to fraction form
    13,265,421.44/19,866,245.04 = 7,568,373.92/x
  3. Step 3: Cross multiply
    13,265,421.44x = 19,866,245.04 × 7,568,373.92
  4. Step 4: Simplify right side
    13,265,421.44x = 150,355,170,849,065.34
  5. Step 5: Solve for x
    x = 150,355,170,849,065.34/13,265,421.44
  6. Step 6: Final answer
    x = 11,334,368.19

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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.