Home / 20,162,653.10-30,243,979.65-14,493,949.10

Finding the Fourth Proportional to 20,162,653.10, 30,243,979.65 and 14,493,949.10

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Solution

The fourth proportional to 20,162,653.10, 30,243,979.65 and 14,493,949.10 is: 21,740,923.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,653.10 : 30,243,979.65 = 14,493,949.10 : x
  2. Step 2: Convert to fraction form
    20,162,653.10/30,243,979.65 = 14,493,949.10/x
  3. Step 3: Cross multiply
    20,162,653.10x = 30,243,979.65 × 14,493,949.10
  4. Step 4: Simplify right side
    20,162,653.10x = 438,354,701,628,535.81
  5. Step 5: Solve for x
    x = 438,354,701,628,535.81/20,162,653.10
  6. Step 6: Final answer
    x = 21,740,923.65

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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.