Home / 18,022,372.08-24,870,992.85-9,762,434.25

Finding the Fourth Proportional to 18,022,372.08, 24,870,992.85 and 9,762,434.25

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Solution

The fourth proportional to 18,022,372.08, 24,870,992.85 and 9,762,434.25 is: 13,472,223.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,022,372.08 : 24,870,992.85 = 9,762,434.25 : x
  2. Step 2: Convert to fraction form
    18,022,372.08/24,870,992.85 = 9,762,434.25/x
  3. Step 3: Cross multiply
    18,022,372.08x = 24,870,992.85 × 9,762,434.25
  4. Step 4: Simplify right side
    18,022,372.08x = 242,801,432,430,345.12
  5. Step 5: Solve for x
    x = 242,801,432,430,345.12/18,022,372.08
  6. Step 6: Final answer
    x = 13,472,223.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.