Home / 5,426,378.15-8,133,812.98-2,545,311.83

Finding the Fourth Proportional to 5,426,378.15, 8,133,812.98 and 2,545,311.83

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Solution

The fourth proportional to 5,426,378.15, 8,133,812.98 and 2,545,311.83 is: 3,815,268.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426,378.15 : 8,133,812.98 = 2,545,311.83 : x
  2. Step 2: Convert to fraction form
    5,426,378.15/8,133,812.98 = 2,545,311.83/x
  3. Step 3: Cross multiply
    5,426,378.15x = 8,133,812.98 × 2,545,311.83
  4. Step 4: Simplify right side
    5,426,378.15x = 20,703,090,353,969.21
  5. Step 5: Solve for x
    x = 20,703,090,353,969.21/5,426,378.15
  6. Step 6: Final answer
    x = 3,815,268.64

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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.