Home / 5,432,555.10-7,496,487.21-3,140,863.50

Finding the Fourth Proportional to 5,432,555.10, 7,496,487.21 and 3,140,863.50

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Solution

The fourth proportional to 5,432,555.10, 7,496,487.21 and 3,140,863.50 is: 4,334,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,555.10 : 7,496,487.21 = 3,140,863.50 : x
  2. Step 2: Convert to fraction form
    5,432,555.10/7,496,487.21 = 3,140,863.50/x
  3. Step 3: Cross multiply
    5,432,555.10x = 7,496,487.21 × 3,140,863.50
  4. Step 4: Simplify right side
    5,432,555.10x = 23,545,443,056,105.84
  5. Step 5: Solve for x
    x = 23,545,443,056,105.84/5,432,555.10
  6. Step 6: Final answer
    x = 4,334,137.92

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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.