Home / 31,479,547.40-43,440,628.52-17,540,182.26

Finding the Fourth Proportional to 31,479,547.40, 43,440,628.52 and 17,540,182.26

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Solution

The fourth proportional to 31,479,547.40, 43,440,628.52 and 17,540,182.26 is: 24,204,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,479,547.40 : 43,440,628.52 = 17,540,182.26 : x
  2. Step 2: Convert to fraction form
    31,479,547.40/43,440,628.52 = 17,540,182.26/x
  3. Step 3: Cross multiply
    31,479,547.40x = 43,440,628.52 × 17,540,182.26
  4. Step 4: Simplify right side
    31,479,547.40x = 761,956,541,729,754.12
  5. Step 5: Solve for x
    x = 761,956,541,729,754.12/31,479,547.40
  6. Step 6: Final answer
    x = 24,204,812.48

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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.