Home / 34,181,796.17-47,170,875.16-18,500,817.89

Finding the Fourth Proportional to 34,181,796.17, 47,170,875.16 and 18,500,817.89

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Solution

The fourth proportional to 34,181,796.17, 47,170,875.16 and 18,500,817.89 is: 25,531,126.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,181,796.17 : 47,170,875.16 = 18,500,817.89 : x
  2. Step 2: Convert to fraction form
    34,181,796.17/47,170,875.16 = 18,500,817.89/x
  3. Step 3: Cross multiply
    34,181,796.17x = 47,170,875.16 × 18,500,817.89
  4. Step 4: Simplify right side
    34,181,796.17x = 872,699,770,764,978.25
  5. Step 5: Solve for x
    x = 872,699,770,764,978.25/34,181,796.17
  6. Step 6: Final answer
    x = 25,531,126.75

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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.