Home / 61,635,161.09-85,057,898.80-35,172,987.98

Finding the Fourth Proportional to 61,635,161.09, 85,057,898.80 and 35,172,987.98

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Solution

The fourth proportional to 61,635,161.09, 85,057,898.80 and 35,172,987.98 is: 48,539,508.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,635,161.09 : 85,057,898.80 = 35,172,987.98 : x
  2. Step 2: Convert to fraction form
    61,635,161.09/85,057,898.80 = 35,172,987.98/x
  3. Step 3: Cross multiply
    61,635,161.09x = 85,057,898.80 × 35,172,987.98
  4. Step 4: Simplify right side
    61,635,161.09x = 2,991,740,452,096,456
  5. Step 5: Solve for x
    x = 2,991,740,452,096,456/61,635,161.09
  6. Step 6: Final answer
    x = 48,539,508.93

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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.