Home / 13,748,321.40-20,617,233.30-4,160,513.40

Finding the Fourth Proportional to 13,748,321.40, 20,617,233.30 and 4,160,513.40

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Solution

The fourth proportional to 13,748,321.40, 20,617,233.30 and 4,160,513.40 is: 6,239,181.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,748,321.40 : 20,617,233.30 = 4,160,513.40 : x
  2. Step 2: Convert to fraction form
    13,748,321.40/20,617,233.30 = 4,160,513.40/x
  3. Step 3: Cross multiply
    13,748,321.40x = 20,617,233.30 × 4,160,513.40
  4. Step 4: Simplify right side
    13,748,321.40x = 85,778,275,415,576.22
  5. Step 5: Solve for x
    x = 85,778,275,415,576.22/13,748,321.40
  6. Step 6: Final answer
    x = 6,239,181.71

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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.