Home / 20,837,723.70-31,256,585.55-6,462,244.65

Finding the Fourth Proportional to 20,837,723.70, 31,256,585.55 and 6,462,244.65

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Solution

The fourth proportional to 20,837,723.70, 31,256,585.55 and 6,462,244.65 is: 9,693,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,837,723.70 : 31,256,585.55 = 6,462,244.65 : x
  2. Step 2: Convert to fraction form
    20,837,723.70/31,256,585.55 = 6,462,244.65/x
  3. Step 3: Cross multiply
    20,837,723.70x = 31,256,585.55 × 6,462,244.65
  4. Step 4: Simplify right side
    20,837,723.70x = 201,987,702,747,754.81
  5. Step 5: Solve for x
    x = 201,987,702,747,754.81/20,837,723.70
  6. Step 6: Final answer
    x = 9,693,366.98

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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.