Home / 18,957,634.47-26,161,477.81-10,255,805.08

Finding the Fourth Proportional to 18,957,634.47, 26,161,477.81 and 10,255,805.08

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Solution

The fourth proportional to 18,957,634.47, 26,161,477.81 and 10,255,805.08 is: 14,152,979.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,957,634.47 : 26,161,477.81 = 10,255,805.08 : x
  2. Step 2: Convert to fraction form
    18,957,634.47/26,161,477.81 = 10,255,805.08/x
  3. Step 3: Cross multiply
    18,957,634.47x = 26,161,477.81 × 10,255,805.08
  4. Step 4: Simplify right side
    18,957,634.47x = 268,307,016,933,062.09
  5. Step 5: Solve for x
    x = 268,307,016,933,062.09/18,957,634.47
  6. Step 6: Final answer
    x = 14,152,979.76

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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.