Home / 19,763,103.66-29,629,465.56-10,039,722.72

Finding the Fourth Proportional to 19,763,103.66, 29,629,465.56 and 10,039,722.72

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Solution

The fourth proportional to 19,763,103.66, 29,629,465.56 and 10,039,722.72 is: 15,051,867.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,763,103.66 : 29,629,465.56 = 10,039,722.72 : x
  2. Step 2: Convert to fraction form
    19,763,103.66/29,629,465.56 = 10,039,722.72/x
  3. Step 3: Cross multiply
    19,763,103.66x = 29,629,465.56 × 10,039,722.72
  4. Step 4: Simplify right side
    19,763,103.66x = 297,471,618,564,189.50
  5. Step 5: Solve for x
    x = 297,471,618,564,189.50/19,763,103.66
  6. Step 6: Final answer
    x = 15,051,867.54

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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.