Home / 14,538,067.70-21,807,101.55-13,443,206.90

Finding the Fourth Proportional to 14,538,067.70, 21,807,101.55 and 13,443,206.90

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Solution

The fourth proportional to 14,538,067.70, 21,807,101.55 and 13,443,206.90 is: 20,164,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538,067.70 : 21,807,101.55 = 13,443,206.90 : x
  2. Step 2: Convert to fraction form
    14,538,067.70/21,807,101.55 = 13,443,206.90/x
  3. Step 3: Cross multiply
    14,538,067.70x = 21,807,101.55 × 13,443,206.90
  4. Step 4: Simplify right side
    14,538,067.70x = 293,157,378,025,960.69
  5. Step 5: Solve for x
    x = 293,157,378,025,960.69/14,538,067.70
  6. Step 6: Final answer
    x = 20,164,810.35

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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.