Home / 34,181,798.49-47,170,878.12-18,500,820.30

Finding the Fourth Proportional to 34,181,798.49, 47,170,878.12 and 18,500,820.30

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Solution

The fourth proportional to 34,181,798.49, 47,170,878.12 and 18,500,820.30 is: 25,531,129.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,181,798.49 : 47,170,878.12 = 18,500,820.30 : x
  2. Step 2: Convert to fraction form
    34,181,798.49/47,170,878.12 = 18,500,820.30/x
  3. Step 3: Cross multiply
    34,181,798.49x = 47,170,878.12 × 18,500,820.30
  4. Step 4: Simplify right side
    34,181,798.49x = 872,699,939,491,321.88
  5. Step 5: Solve for x
    x = 872,699,939,491,321.88/34,181,798.49
  6. Step 6: Final answer
    x = 25,531,129.96

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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.