Home / 10,368,082.05-15,552,123.08-7,848,658.05

Finding the Fourth Proportional to 10,368,082.05, 15,552,123.08 and 7,848,658.05

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Solution

The fourth proportional to 10,368,082.05, 15,552,123.08 and 7,848,658.05 is: 11,772,987.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,082.05 : 15,552,123.08 = 7,848,658.05 : x
  2. Step 2: Convert to fraction form
    10,368,082.05/15,552,123.08 = 7,848,658.05/x
  3. Step 3: Cross multiply
    10,368,082.05x = 15,552,123.08 × 7,848,658.05
  4. Step 4: Simplify right side
    10,368,082.05x = 122,063,295,967,189.50
  5. Step 5: Solve for x
    x = 122,063,295,967,189.50/10,368,082.05
  6. Step 6: Final answer
    x = 11,772,987.08

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Double scale
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Similar ratio
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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.