Home / 18,322,317.86-25,294,615.12-14,126,839.48

Finding the Fourth Proportional to 18,322,317.86, 25,294,615.12 and 14,126,839.48

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Solution

The fourth proportional to 18,322,317.86, 25,294,615.12 and 14,126,839.48 is: 19,502,607.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322,317.86 : 25,294,615.12 = 14,126,839.48 : x
  2. Step 2: Convert to fraction form
    18,322,317.86/25,294,615.12 = 14,126,839.48/x
  3. Step 3: Cross multiply
    18,322,317.86x = 25,294,615.12 × 14,126,839.48
  4. Step 4: Simplify right side
    18,322,317.86x = 357,332,967,478,434.31
  5. Step 5: Solve for x
    x = 357,332,967,478,434.31/18,322,317.86
  6. Step 6: Final answer
    x = 19,502,607.16

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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.