Home / 12,006,910.81-16,569,418.34-6,500,140.19

Finding the Fourth Proportional to 12,006,910.81, 16,569,418.34 and 6,500,140.19

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Solution

The fourth proportional to 12,006,910.81, 16,569,418.34 and 6,500,140.19 is: 8,970,129.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,910.81 : 16,569,418.34 = 6,500,140.19 : x
  2. Step 2: Convert to fraction form
    12,006,910.81/16,569,418.34 = 6,500,140.19/x
  3. Step 3: Cross multiply
    12,006,910.81x = 16,569,418.34 × 6,500,140.19
  4. Step 4: Simplify right side
    12,006,910.81x = 107,703,542,010,160.33
  5. Step 5: Solve for x
    x = 107,703,542,010,160.33/12,006,910.81
  6. Step 6: Final answer
    x = 8,970,129.26

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1.5x scale

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.