Home / 61,635,168.10-85,057,908.46-35,172,994.98

Finding the Fourth Proportional to 61,635,168.10, 85,057,908.46 and 35,172,994.98

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Solution

The fourth proportional to 61,635,168.10, 85,057,908.46 and 35,172,994.98 is: 48,539,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,635,168.10 : 85,057,908.46 = 35,172,994.98 : x
  2. Step 2: Convert to fraction form
    61,635,168.10/85,057,908.46 = 35,172,994.98/x
  3. Step 3: Cross multiply
    61,635,168.10x = 85,057,908.46 × 35,172,994.98
  4. Step 4: Simplify right side
    61,635,168.10x = 2,991,741,387,272,879
  5. Step 5: Solve for x
    x = 2,991,741,387,272,879/61,635,168.10
  6. Step 6: Final answer
    x = 48,539,518.58

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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.