Home / 10,368,082.05-15,552,123.08-9,422,520.45

Finding the Fourth Proportional to 10,368,082.05, 15,552,123.08 and 9,422,520.45

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Solution

The fourth proportional to 10,368,082.05, 15,552,123.08 and 9,422,520.45 is: 14,133,780.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,082.05 : 15,552,123.08 = 9,422,520.45 : x
  2. Step 2: Convert to fraction form
    10,368,082.05/15,552,123.08 = 9,422,520.45/x
  3. Step 3: Cross multiply
    10,368,082.05x = 15,552,123.08 × 9,422,520.45
  4. Step 4: Simplify right side
    10,368,082.05x = 146,540,197,715,104.38
  5. Step 5: Solve for x
    x = 146,540,197,715,104.38/10,368,082.05
  6. Step 6: Final answer
    x = 14,133,780.68

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1.5x scale

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.