Home / 15,482,724.27-21,365,322.80-8,606,718.51

Finding the Fourth Proportional to 15,482,724.27, 21,365,322.80 and 8,606,718.51

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Solution

The fourth proportional to 15,482,724.27, 21,365,322.80 and 8,606,718.51 is: 11,876,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,482,724.27 : 21,365,322.80 = 8,606,718.51 : x
  2. Step 2: Convert to fraction form
    15,482,724.27/21,365,322.80 = 8,606,718.51/x
  3. Step 3: Cross multiply
    15,482,724.27x = 21,365,322.80 × 8,606,718.51
  4. Step 4: Simplify right side
    15,482,724.27x = 183,885,319,171,851.44
  5. Step 5: Solve for x
    x = 183,885,319,171,851.44/15,482,724.27
  6. Step 6: Final answer
    x = 11,876,806.43

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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.