Home / 13,352,941.92-20,024,384.40-4,831,171.68

Finding the Fourth Proportional to 13,352,941.92, 20,024,384.40 and 4,831,171.68

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Solution

The fourth proportional to 13,352,941.92, 20,024,384.40 and 4,831,171.68 is: 7,244,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352,941.92 : 20,024,384.40 = 4,831,171.68 : x
  2. Step 2: Convert to fraction form
    13,352,941.92/20,024,384.40 = 4,831,171.68/x
  3. Step 3: Cross multiply
    13,352,941.92x = 20,024,384.40 × 4,831,171.68
  4. Step 4: Simplify right side
    13,352,941.92x = 96,741,238,822,713.78
  5. Step 5: Solve for x
    x = 96,741,238,822,713.78/13,352,941.92
  6. Step 6: Final answer
    x = 7,244,938.19

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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.