Home / 12,960,035.60-19,435,387.80-6,568,163.60

Finding the Fourth Proportional to 12,960,035.60, 19,435,387.80 and 6,568,163.60

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Solution

The fourth proportional to 12,960,035.60, 19,435,387.80 and 6,568,163.60 is: 9,849,880.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,960,035.60 : 19,435,387.80 = 6,568,163.60 : x
  2. Step 2: Convert to fraction form
    12,960,035.60/19,435,387.80 = 6,568,163.60/x
  3. Step 3: Cross multiply
    12,960,035.60x = 19,435,387.80 × 6,568,163.60
  4. Step 4: Simplify right side
    12,960,035.60x = 127,654,806,699,844.08
  5. Step 5: Solve for x
    x = 127,654,806,699,844.08/12,960,035.60
  6. Step 6: Final answer
    x = 9,849,880.87

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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.