Home / 9,697,781.39-13,369,032.89-7,629,204.14

Finding the Fourth Proportional to 9,697,781.39, 13,369,032.89 and 7,629,204.14

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Solution

The fourth proportional to 9,697,781.39, 13,369,032.89 and 7,629,204.14 is: 10,517,362.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,697,781.39 : 13,369,032.89 = 7,629,204.14 : x
  2. Step 2: Convert to fraction form
    9,697,781.39/13,369,032.89 = 7,629,204.14/x
  3. Step 3: Cross multiply
    9,697,781.39x = 13,369,032.89 × 7,629,204.14
  4. Step 4: Simplify right side
    9,697,781.39x = 101,995,080,967,192.97
  5. Step 5: Solve for x
    x = 101,995,080,967,192.97/9,697,781.39
  6. Step 6: Final answer
    x = 10,517,362.37

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1.5x scale

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.