Home / 31,759,609.71-47,641,691.58-13,296,975.69

Finding the Fourth Proportional to 31,759,609.71, 47,641,691.58 and 13,296,975.69

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Solution

The fourth proportional to 31,759,609.71, 47,641,691.58 and 13,296,975.69 is: 19,946,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759,609.71 : 47,641,691.58 = 13,296,975.69 : x
  2. Step 2: Convert to fraction form
    31,759,609.71/47,641,691.58 = 13,296,975.69/x
  3. Step 3: Cross multiply
    31,759,609.71x = 47,641,691.58 × 13,296,975.69
  4. Step 4: Simplify right side
    31,759,609.71x = 633,490,414,973,325.75
  5. Step 5: Solve for x
    x = 633,490,414,973,325.75/31,759,609.71
  6. Step 6: Final answer
    x = 19,946,416.87

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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.