Home / 18,992,475.42-26,209,625.94-10,290,654.90

Finding the Fourth Proportional to 18,992,475.42, 26,209,625.94 and 10,290,654.90

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Solution

The fourth proportional to 18,992,475.42, 26,209,625.94 and 10,290,654.90 is: 14,201,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,992,475.42 : 26,209,625.94 = 10,290,654.90 : x
  2. Step 2: Convert to fraction form
    18,992,475.42/26,209,625.94 = 10,290,654.90/x
  3. Step 3: Cross multiply
    18,992,475.42x = 26,209,625.94 × 10,290,654.90
  4. Step 4: Simplify right side
    18,992,475.42x = 269,714,215,606,628.12
  5. Step 5: Solve for x
    x = 269,714,215,606,628.12/18,992,475.42
  6. Step 6: Final answer
    x = 14,201,109.10

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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.