Home / 13,364,861.70-20,047,292.55-9,613,719.30

Finding the Fourth Proportional to 13,364,861.70, 20,047,292.55 and 9,613,719.30

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Solution

The fourth proportional to 13,364,861.70, 20,047,292.55 and 9,613,719.30 is: 14,420,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364,861.70 : 20,047,292.55 = 9,613,719.30 : x
  2. Step 2: Convert to fraction form
    13,364,861.70/20,047,292.55 = 9,613,719.30/x
  3. Step 3: Cross multiply
    13,364,861.70x = 20,047,292.55 × 9,613,719.30
  4. Step 4: Simplify right side
    13,364,861.70x = 192,729,043,300,681.25
  5. Step 5: Solve for x
    x = 192,729,043,300,681.25/13,364,861.70
  6. Step 6: Final answer
    x = 14,420,578.95

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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.