Home / 18,970,790.22-26,179,705.98-10,268,935.92

Finding the Fourth Proportional to 18,970,790.22, 26,179,705.98 and 10,268,935.92

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Solution

The fourth proportional to 18,970,790.22, 26,179,705.98 and 10,268,935.92 is: 14,171,139.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,970,790.22 : 26,179,705.98 = 10,268,935.92 : x
  2. Step 2: Convert to fraction form
    18,970,790.22/26,179,705.98 = 10,268,935.92/x
  3. Step 3: Cross multiply
    18,970,790.22x = 26,179,705.98 × 10,268,935.92
  4. Step 4: Simplify right side
    18,970,790.22x = 268,837,723,113,060.81
  5. Step 5: Solve for x
    x = 268,837,723,113,060.81/18,970,790.22
  6. Step 6: Final answer
    x = 14,171,139.95

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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.