Home / 13,148,091.03-18,146,168.09-7,566,222.83

Finding the Fourth Proportional to 13,148,091.03, 18,146,168.09 and 7,566,222.83

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Solution

The fourth proportional to 13,148,091.03, 18,146,168.09 and 7,566,222.83 is: 10,442,424.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148,091.03 : 18,146,168.09 = 7,566,222.83 : x
  2. Step 2: Convert to fraction form
    13,148,091.03/18,146,168.09 = 7,566,222.83/x
  3. Step 3: Cross multiply
    13,148,091.03x = 18,146,168.09 × 7,566,222.83
  4. Step 4: Simplify right side
    13,148,091.03x = 137,297,951,151,013.55
  5. Step 5: Solve for x
    x = 137,297,951,151,013.55/13,148,091.03
  6. Step 6: Final answer
    x = 10,442,424.75

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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.