Home / 8,400,917.40-12,593,081.70-4,137,595.80

Finding the Fourth Proportional to 8,400,917.40, 12,593,081.70 and 4,137,595.80

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Solution

The fourth proportional to 8,400,917.40, 12,593,081.70 and 4,137,595.80 is: 6,202,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400,917.40 : 12,593,081.70 = 4,137,595.80 : x
  2. Step 2: Convert to fraction form
    8,400,917.40/12,593,081.70 = 4,137,595.80/x
  3. Step 3: Cross multiply
    8,400,917.40x = 12,593,081.70 × 4,137,595.80
  4. Step 4: Simplify right side
    8,400,917.40x = 52,105,081,950,976.85
  5. Step 5: Solve for x
    x = 52,105,081,950,976.85/8,400,917.40
  6. Step 6: Final answer
    x = 6,202,308.57

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1.5x scale

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.