Home / 5,330,140.60-7,983,401.10-4,385,356.60

Finding the Fourth Proportional to 5,330,140.60, 7,983,401.10 and 4,385,356.60

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Solution

The fourth proportional to 5,330,140.60, 7,983,401.10 and 4,385,356.60 is: 6,568,318.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,140.60 : 7,983,401.10 = 4,385,356.60 : x
  2. Step 2: Convert to fraction form
    5,330,140.60/7,983,401.10 = 4,385,356.60/x
  3. Step 3: Cross multiply
    5,330,140.60x = 7,983,401.10 × 4,385,356.60
  4. Step 4: Simplify right side
    5,330,140.60x = 35,010,060,704,332.25
  5. Step 5: Solve for x
    x = 35,010,060,704,332.25/5,330,140.60
  6. Step 6: Final answer
    x = 6,568,318.42

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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.