Home / 8,303,723.40-12,455,585.10-3,815,999.40

Finding the Fourth Proportional to 8,303,723.40, 12,455,585.10 and 3,815,999.40

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Solution

The fourth proportional to 8,303,723.40, 12,455,585.10 and 3,815,999.40 is: 5,723,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,723.40 : 12,455,585.10 = 3,815,999.40 : x
  2. Step 2: Convert to fraction form
    8,303,723.40/12,455,585.10 = 3,815,999.40/x
  3. Step 3: Cross multiply
    8,303,723.40x = 12,455,585.10 × 3,815,999.40
  4. Step 4: Simplify right side
    8,303,723.40x = 47,530,505,268,248.94
  5. Step 5: Solve for x
    x = 47,530,505,268,248.94/8,303,723.40
  6. Step 6: Final answer
    x = 5,723,999.10

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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.