Home / 34,210,784.36-47,210,890.20-18,741,425.96

Finding the Fourth Proportional to 34,210,784.36, 47,210,890.20 and 18,741,425.96

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Solution

The fourth proportional to 34,210,784.36, 47,210,890.20 and 18,741,425.96 is: 25,863,172.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,210,784.36 : 47,210,890.20 = 18,741,425.96 : x
  2. Step 2: Convert to fraction form
    34,210,784.36/47,210,890.20 = 18,741,425.96/x
  3. Step 3: Cross multiply
    34,210,784.36x = 47,210,890.20 × 18,741,425.96
  4. Step 4: Simplify right side
    34,210,784.36x = 884,799,403,188,989.75
  5. Step 5: Solve for x
    x = 884,799,403,188,989.75/34,210,784.36
  6. Step 6: Final answer
    x = 25,863,172.09

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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.