Home / 61,861,097.80-92,768,027.10-18,715,961.80

Finding the Fourth Proportional to 61,861,097.80, 92,768,027.10 and 18,715,961.80

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Solution

The fourth proportional to 61,861,097.80, 92,768,027.10 and 18,715,961.80 is: 28,066,796.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,861,097.80 : 92,768,027.10 = 18,715,961.80 : x
  2. Step 2: Convert to fraction form
    61,861,097.80/92,768,027.10 = 18,715,961.80/x
  3. Step 3: Cross multiply
    61,861,097.80x = 92,768,027.10 × 18,715,961.80
  4. Step 4: Simplify right side
    61,861,097.80x = 1,736,242,851,464,964.75
  5. Step 5: Solve for x
    x = 1,736,242,851,464,964.75/61,861,097.80
  6. Step 6: Final answer
    x = 28,066,796.63

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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.