Home / 5,433,403.80-8,150,105.70-2,913,979.80

Finding the Fourth Proportional to 5,433,403.80, 8,150,105.70 and 2,913,979.80

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Solution

The fourth proportional to 5,433,403.80, 8,150,105.70 and 2,913,979.80 is: 4,370,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,403.80 : 8,150,105.70 = 2,913,979.80 : x
  2. Step 2: Convert to fraction form
    5,433,403.80/8,150,105.70 = 2,913,979.80/x
  3. Step 3: Cross multiply
    5,433,403.80x = 8,150,105.70 × 2,913,979.80
  4. Step 4: Simplify right side
    5,433,403.80x = 23,749,243,377,664.86
  5. Step 5: Solve for x
    x = 23,749,243,377,664.86/5,433,403.80
  6. Step 6: Final answer
    x = 4,370,969.70

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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.