Home / 13,434,818.11-20,160,032.39-5,653,158.64

Finding the Fourth Proportional to 13,434,818.11, 20,160,032.39 and 5,653,158.64

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Solution

The fourth proportional to 13,434,818.11, 20,160,032.39 and 5,653,158.64 is: 8,483,022.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434,818.11 : 20,160,032.39 = 5,653,158.64 : x
  2. Step 2: Convert to fraction form
    13,434,818.11/20,160,032.39 = 5,653,158.64/x
  3. Step 3: Cross multiply
    13,434,818.11x = 20,160,032.39 × 5,653,158.64
  4. Step 4: Simplify right side
    13,434,818.11x = 113,967,861,288,208.34
  5. Step 5: Solve for x
    x = 113,967,861,288,208.34/13,434,818.11
  6. Step 6: Final answer
    x = 8,483,022.28

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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.