Home / 37,584,422.52-51,870,805.78-21,069,007.72

Finding the Fourth Proportional to 37,584,422.52, 51,870,805.78 and 21,069,007.72

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Solution

The fourth proportional to 37,584,422.52, 51,870,805.78 and 21,069,007.72 is: 29,077,642.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,584,422.52 : 51,870,805.78 = 21,069,007.72 : x
  2. Step 2: Convert to fraction form
    37,584,422.52/51,870,805.78 = 21,069,007.72/x
  3. Step 3: Cross multiply
    37,584,422.52x = 51,870,805.78 × 21,069,007.72
  4. Step 4: Simplify right side
    37,584,422.52x = 1,092,866,407,421,440.62
  5. Step 5: Solve for x
    x = 1,092,866,407,421,440.62/37,584,422.52
  6. Step 6: Final answer
    x = 29,077,642.65

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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.