Home / 56,086,100.44-77,411,732.60-32,888,700.78

Finding the Fourth Proportional to 56,086,100.44, 77,411,732.60 and 32,888,700.78

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Solution

The fourth proportional to 56,086,100.44, 77,411,732.60 and 32,888,700.78 is: 45,393,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,086,100.44 : 77,411,732.60 = 32,888,700.78 : x
  2. Step 2: Convert to fraction form
    56,086,100.44/77,411,732.60 = 32,888,700.78/x
  3. Step 3: Cross multiply
    56,086,100.44x = 77,411,732.60 × 32,888,700.78
  4. Step 4: Simplify right side
    56,086,100.44x = 2,545,971,310,342,771.50
  5. Step 5: Solve for x
    x = 2,545,971,310,342,771.50/56,086,100.44
  6. Step 6: Final answer
    x = 45,393,979.80

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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.