Home / 10,385,596.74-15,564,469.81-8,082,870.27

Finding the Fourth Proportional to 10,385,596.74, 15,564,469.81 and 8,082,870.27

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Solution

The fourth proportional to 10,385,596.74, 15,564,469.81 and 8,082,870.27 is: 12,113,467.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,596.74 : 15,564,469.81 = 8,082,870.27 : x
  2. Step 2: Convert to fraction form
    10,385,596.74/15,564,469.81 = 8,082,870.27/x
  3. Step 3: Cross multiply
    10,385,596.74x = 15,564,469.81 × 8,082,870.27
  4. Step 4: Simplify right side
    10,385,596.74x = 125,805,590,295,561.55
  5. Step 5: Solve for x
    x = 125,805,590,295,561.55/10,385,596.74
  6. Step 6: Final answer
    x = 12,113,467.67

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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.