Home / 5,429,166.10-8,149,969.95-3,186,567.70

Finding the Fourth Proportional to 5,429,166.10, 8,149,969.95 and 3,186,567.70

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Solution

The fourth proportional to 5,429,166.10, 8,149,969.95 and 3,186,567.70 is: 4,783,502.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,166.10 : 8,149,969.95 = 3,186,567.70 : x
  2. Step 2: Convert to fraction form
    5,429,166.10/8,149,969.95 = 3,186,567.70/x
  3. Step 3: Cross multiply
    5,429,166.10x = 8,149,969.95 × 3,186,567.70
  4. Step 4: Simplify right side
    5,429,166.10x = 25,970,430,998,640.62
  5. Step 5: Solve for x
    x = 25,970,430,998,640.62/5,429,166.10
  6. Step 6: Final answer
    x = 4,783,502.76

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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.