Home / 20,736,036.70-31,048,067.85-20,736,036.70

Finding the Fourth Proportional to 20,736,036.70, 31,048,067.85 and 20,736,036.70

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Solution

The fourth proportional to 20,736,036.70, 31,048,067.85 and 20,736,036.70 is: 31,048,067.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,036.70 : 31,048,067.85 = 20,736,036.70 : x
  2. Step 2: Convert to fraction form
    20,736,036.70/31,048,067.85 = 20,736,036.70/x
  3. Step 3: Cross multiply
    20,736,036.70x = 31,048,067.85 × 20,736,036.70
  4. Step 4: Simplify right side
    20,736,036.70x = 643,813,874,401,690.12
  5. Step 5: Solve for x
    x = 643,813,874,401,690.12/20,736,036.70
  6. Step 6: Final answer
    x = 31,048,067.85

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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.