Home / 18,992,637.74-26,206,389.06-10,620,158.60

Finding the Fourth Proportional to 18,992,637.74, 26,206,389.06 and 10,620,158.60

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Solution

The fourth proportional to 18,992,637.74, 26,206,389.06 and 10,620,158.60 is: 14,653,889.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,992,637.74 : 26,206,389.06 = 10,620,158.60 : x
  2. Step 2: Convert to fraction form
    18,992,637.74/26,206,389.06 = 10,620,158.60/x
  3. Step 3: Cross multiply
    18,992,637.74x = 26,206,389.06 × 10,620,158.60
  4. Step 4: Simplify right side
    18,992,637.74x = 278,316,008,150,504.91
  5. Step 5: Solve for x
    x = 278,316,008,150,504.91/18,992,637.74
  6. Step 6: Final answer
    x = 14,653,889.15

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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.