Home / 7,378,631.78-11,045,247.21-4,814,325.17

Finding the Fourth Proportional to 7,378,631.78, 11,045,247.21 and 4,814,325.17

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Solution

The fourth proportional to 7,378,631.78, 11,045,247.21 and 4,814,325.17 is: 7,206,676.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378,631.78 : 11,045,247.21 = 4,814,325.17 : x
  2. Step 2: Convert to fraction form
    7,378,631.78/11,045,247.21 = 4,814,325.17/x
  3. Step 3: Cross multiply
    7,378,631.78x = 11,045,247.21 × 4,814,325.17
  4. Step 4: Simplify right side
    7,378,631.78x = 53,175,411,596,749.05
  5. Step 5: Solve for x
    x = 53,175,411,596,749.05/7,378,631.78
  6. Step 6: Final answer
    x = 7,206,676.41

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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.