Home / 10,368,082.55-15,552,123.83-7,848,658.55

Finding the Fourth Proportional to 10,368,082.55, 15,552,123.83 and 7,848,658.55

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Solution

The fourth proportional to 10,368,082.55, 15,552,123.83 and 7,848,658.55 is: 11,772,987.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,082.55 : 15,552,123.83 = 7,848,658.55 : x
  2. Step 2: Convert to fraction form
    10,368,082.55/15,552,123.83 = 7,848,658.55/x
  3. Step 3: Cross multiply
    10,368,082.55x = 15,552,123.83 × 7,848,658.55
  4. Step 4: Simplify right side
    10,368,082.55x = 122,063,309,668,988.25
  5. Step 5: Solve for x
    x = 122,063,309,668,988.25/10,368,082.55
  6. Step 6: Final answer
    x = 11,772,987.83

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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.