Home / 20,297,488.94-30,438,923.96-5,917,695.02

Finding the Fourth Proportional to 20,297,488.94, 30,438,923.96 and 5,917,695.02

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Solution

The fourth proportional to 20,297,488.94, 30,438,923.96 and 5,917,695.02 is: 8,874,411.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,297,488.94 : 30,438,923.96 = 5,917,695.02 : x
  2. Step 2: Convert to fraction form
    20,297,488.94/30,438,923.96 = 5,917,695.02/x
  3. Step 3: Cross multiply
    20,297,488.94x = 30,438,923.96 × 5,917,695.02
  4. Step 4: Simplify right side
    20,297,488.94x = 180,128,268,732,250.66
  5. Step 5: Solve for x
    x = 180,128,268,732,250.66/20,297,488.94
  6. Step 6: Final answer
    x = 8,874,411.47

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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.