Home / 61,297,721.06-91,969,001.78-28,523,920.69

Finding the Fourth Proportional to 61,297,721.06, 91,969,001.78 and 28,523,920.69

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Solution

The fourth proportional to 61,297,721.06, 91,969,001.78 and 28,523,920.69 is: 42,796,313.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,297,721.06 : 91,969,001.78 = 28,523,920.69 : x
  2. Step 2: Convert to fraction form
    61,297,721.06/91,969,001.78 = 28,523,920.69/x
  3. Step 3: Cross multiply
    61,297,721.06x = 91,969,001.78 × 28,523,920.69
  4. Step 4: Simplify right side
    61,297,721.06x = 2,623,316,512,897,460
  5. Step 5: Solve for x
    x = 2,623,316,512,897,460/61,297,721.06
  6. Step 6: Final answer
    x = 42,796,313.92

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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.