Home / 15,802,012.27-21,806,713.81-8,832,682.28

Finding the Fourth Proportional to 15,802,012.27, 21,806,713.81 and 8,832,682.28

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Solution

The fourth proportional to 15,802,012.27, 21,806,713.81 and 8,832,682.28 is: 12,189,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,802,012.27 : 21,806,713.81 = 8,832,682.28 : x
  2. Step 2: Convert to fraction form
    15,802,012.27/21,806,713.81 = 8,832,682.28/x
  3. Step 3: Cross multiply
    15,802,012.27x = 21,806,713.81 × 8,832,682.28
  4. Step 4: Simplify right side
    15,802,012.27x = 192,611,774,720,175.94
  5. Step 5: Solve for x
    x = 192,611,774,720,175.94/15,802,012.27
  6. Step 6: Final answer
    x = 12,189,066.27

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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.