Home / 31,707,841.74-43,757,045.91-17,221,153.74

Finding the Fourth Proportional to 31,707,841.74, 43,757,045.91 and 17,221,153.74

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Solution

The fourth proportional to 31,707,841.74, 43,757,045.91 and 17,221,153.74 is: 23,765,313.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,707,841.74 : 43,757,045.91 = 17,221,153.74 : x
  2. Step 2: Convert to fraction form
    31,707,841.74/43,757,045.91 = 17,221,153.74/x
  3. Step 3: Cross multiply
    31,707,841.74x = 43,757,045.91 × 17,221,153.74
  4. Step 4: Simplify right side
    31,707,841.74x = 753,546,814,824,348.12
  5. Step 5: Solve for x
    x = 753,546,814,824,348.12/31,707,841.74
  6. Step 6: Final answer
    x = 23,765,313.99

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1.5x scale

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.