Home / 20,330,369.37-30,486,601.94-9,550,733.85

Finding the Fourth Proportional to 20,330,369.37, 30,486,601.94 and 9,550,733.85

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Solution

The fourth proportional to 20,330,369.37, 30,486,601.94 and 9,550,733.85 is: 14,321,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,330,369.37 : 30,486,601.94 = 9,550,733.85 : x
  2. Step 2: Convert to fraction form
    20,330,369.37/30,486,601.94 = 9,550,733.85/x
  3. Step 3: Cross multiply
    20,330,369.37x = 30,486,601.94 × 9,550,733.85
  4. Step 4: Simplify right side
    20,330,369.37x = 291,169,421,072,080
  5. Step 5: Solve for x
    x = 291,169,421,072,080/20,330,369.37
  6. Step 6: Final answer
    x = 14,321,895.28

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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.