Home / 17,631,291.96-26,434,864.28-8,978,643.34

Finding the Fourth Proportional to 17,631,291.96, 26,434,864.28 and 8,978,643.34

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Solution

The fourth proportional to 17,631,291.96, 26,434,864.28 and 8,978,643.34 is: 13,461,816.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631,291.96 : 26,434,864.28 = 8,978,643.34 : x
  2. Step 2: Convert to fraction form
    17,631,291.96/26,434,864.28 = 8,978,643.34/x
  3. Step 3: Cross multiply
    17,631,291.96x = 26,434,864.28 × 8,978,643.34
  4. Step 4: Simplify right side
    17,631,291.96x = 237,349,218,067,785.34
  5. Step 5: Solve for x
    x = 237,349,218,067,785.34/17,631,291.96
  6. Step 6: Final answer
    x = 13,461,816.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.