Home / 22,646,935.14-31,253,655.24-12,858,290.38

Finding the Fourth Proportional to 22,646,935.14, 31,253,655.24 and 12,858,290.38

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Solution

The fourth proportional to 22,646,935.14, 31,253,655.24 and 12,858,290.38 is: 17,744,943.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,646,935.14 : 31,253,655.24 = 12,858,290.38 : x
  2. Step 2: Convert to fraction form
    22,646,935.14/31,253,655.24 = 12,858,290.38/x
  3. Step 3: Cross multiply
    22,646,935.14x = 31,253,655.24 × 12,858,290.38
  4. Step 4: Simplify right side
    22,646,935.14x = 401,868,574,512,328.62
  5. Step 5: Solve for x
    x = 401,868,574,512,328.62/22,646,935.14
  6. Step 6: Final answer
    x = 17,744,943.06

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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.