Home / 27,508,293-37,962,298.32-15,118,160.97

Finding the Fourth Proportional to 27,508,293, 37,962,298.32 and 15,118,160.97

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Solution

The fourth proportional to 27,508,293, 37,962,298.32 and 15,118,160.97 is: 20,863,531.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,508,293 : 37,962,298.32 = 15,118,160.97 : x
  2. Step 2: Convert to fraction form
    27,508,293/37,962,298.32 = 15,118,160.97/x
  3. Step 3: Cross multiply
    27,508,293x = 37,962,298.32 × 15,118,160.97
  4. Step 4: Simplify right side
    27,508,293x = 573,920,136,792,920.62
  5. Step 5: Solve for x
    x = 573,920,136,792,920.62/27,508,293
  6. Step 6: Final answer
    x = 20,863,531.47

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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.