Home / 13,729,807.12-20,598,040.32-4,144,613.08

Finding the Fourth Proportional to 13,729,807.12, 20,598,040.32 and 4,144,613.08

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Solution

The fourth proportional to 13,729,807.12, 20,598,040.32 and 4,144,613.08 is: 6,217,924.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,729,807.12 : 20,598,040.32 = 4,144,613.08 : x
  2. Step 2: Convert to fraction form
    13,729,807.12/20,598,040.32 = 4,144,613.08/x
  3. Step 3: Cross multiply
    13,729,807.12x = 20,598,040.32 × 4,144,613.08
  4. Step 4: Simplify right side
    13,729,807.12x = 85,370,907,332,639.39
  5. Step 5: Solve for x
    x = 85,370,907,332,639.39/13,729,807.12
  6. Step 6: Final answer
    x = 6,217,924.74

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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.