Home / 38,041,824.10-52,497,736.26-20,638,164.71

Finding the Fourth Proportional to 38,041,824.10, 52,497,736.26 and 20,638,164.71

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Solution

The fourth proportional to 38,041,824.10, 52,497,736.26 and 20,638,164.71 is: 28,480,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,041,824.10 : 52,497,736.26 = 20,638,164.71 : x
  2. Step 2: Convert to fraction form
    38,041,824.10/52,497,736.26 = 20,638,164.71/x
  3. Step 3: Cross multiply
    38,041,824.10x = 52,497,736.26 × 20,638,164.71
  4. Step 4: Simplify right side
    38,041,824.10x = 1,083,456,927,836,019.38
  5. Step 5: Solve for x
    x = 1,083,456,927,836,019.38/38,041,824.10
  6. Step 6: Final answer
    x = 28,480,677.61

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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.