Home / 51,456,256.71-77,167,997.15-16,904,638.32

Finding the Fourth Proportional to 51,456,256.71, 77,167,997.15 and 16,904,638.32

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Solution

The fourth proportional to 51,456,256.71, 77,167,997.15 and 16,904,638.32 is: 25,351,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,456,256.71 : 77,167,997.15 = 16,904,638.32 : x
  2. Step 2: Convert to fraction form
    51,456,256.71/77,167,997.15 = 16,904,638.32/x
  3. Step 3: Cross multiply
    51,456,256.71x = 77,167,997.15 × 16,904,638.32
  4. Step 4: Simplify right side
    51,456,256.71x = 1,304,497,081,615,017.50
  5. Step 5: Solve for x
    x = 1,304,497,081,615,017.50/51,456,256.71
  6. Step 6: Final answer
    x = 25,351,573.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.