Home / 13,148,095.80-18,146,174.67-7,566,227.60

Finding the Fourth Proportional to 13,148,095.80, 18,146,174.67 and 7,566,227.60

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Solution

The fourth proportional to 13,148,095.80, 18,146,174.67 and 7,566,227.60 is: 10,442,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148,095.80 : 18,146,174.67 = 7,566,227.60 : x
  2. Step 2: Convert to fraction form
    13,148,095.80/18,146,174.67 = 7,566,227.60/x
  3. Step 3: Cross multiply
    13,148,095.80x = 18,146,174.67 × 7,566,227.60
  4. Step 4: Simplify right side
    13,148,095.80x = 137,298,087,560,217.36
  5. Step 5: Solve for x
    x = 137,298,087,560,217.36/13,148,095.80
  6. Step 6: Final answer
    x = 10,442,431.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.