Home / 8,388,492.72-11,576,009.60-4,717,408.24

Finding the Fourth Proportional to 8,388,492.72, 11,576,009.60 and 4,717,408.24

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Solution

The fourth proportional to 8,388,492.72, 11,576,009.60 and 4,717,408.24 is: 6,509,961.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388,492.72 : 11,576,009.60 = 4,717,408.24 : x
  2. Step 2: Convert to fraction form
    8,388,492.72/11,576,009.60 = 4,717,408.24/x
  3. Step 3: Cross multiply
    8,388,492.72x = 11,576,009.60 × 4,717,408.24
  4. Step 4: Simplify right side
    8,388,492.72x = 54,608,763,073,359.10
  5. Step 5: Solve for x
    x = 54,608,763,073,359.10/8,388,492.72
  6. Step 6: Final answer
    x = 6,509,961.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.