Home / 9,222,426.60-13,821,830.10-7,081,900.35

Finding the Fourth Proportional to 9,222,426.60, 13,821,830.10 and 7,081,900.35

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Solution

The fourth proportional to 9,222,426.60, 13,821,830.10 and 7,081,900.35 is: 10,613,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,222,426.60 : 13,821,830.10 = 7,081,900.35 : x
  2. Step 2: Convert to fraction form
    9,222,426.60/13,821,830.10 = 7,081,900.35/x
  3. Step 3: Cross multiply
    9,222,426.60x = 13,821,830.10 × 7,081,900.35
  4. Step 4: Simplify right side
    9,222,426.60x = 97,884,823,422,830.53
  5. Step 5: Solve for x
    x = 97,884,823,422,830.53/9,222,426.60
  6. Step 6: Final answer
    x = 10,613,781.78

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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.