Home / 39,366,362.13-54,325,613.57-21,962,710.03

Finding the Fourth Proportional to 39,366,362.13, 54,325,613.57 and 21,962,710.03

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Solution

The fourth proportional to 39,366,362.13, 54,325,613.57 and 21,962,710.03 is: 30,308,558.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,362.13 : 54,325,613.57 = 21,962,710.03 : x
  2. Step 2: Convert to fraction form
    39,366,362.13/54,325,613.57 = 21,962,710.03/x
  3. Step 3: Cross multiply
    39,366,362.13x = 54,325,613.57 × 21,962,710.03
  4. Step 4: Simplify right side
    39,366,362.13x = 1,193,137,697,929,929.50
  5. Step 5: Solve for x
    x = 1,193,137,697,929,929.50/39,366,362.13
  6. Step 6: Final answer
    x = 30,308,558.71

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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.