Home / 8,404,299.36-12,610,385.64-4,142,144.16

Finding the Fourth Proportional to 8,404,299.36, 12,610,385.64 and 4,142,144.16

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Solution

The fourth proportional to 8,404,299.36, 12,610,385.64 and 4,142,144.16 is: 6,215,156.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404,299.36 : 12,610,385.64 = 4,142,144.16 : x
  2. Step 2: Convert to fraction form
    8,404,299.36/12,610,385.64 = 4,142,144.16/x
  3. Step 3: Cross multiply
    8,404,299.36x = 12,610,385.64 × 4,142,144.16
  4. Step 4: Simplify right side
    8,404,299.36x = 52,234,035,234,073.87
  5. Step 5: Solve for x
    x = 52,234,035,234,073.87/8,404,299.36
  6. Step 6: Final answer
    x = 6,215,156.43

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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.