Home / 31,759,611.89-47,641,694.84-13,296,977.89

Finding the Fourth Proportional to 31,759,611.89, 47,641,694.84 and 13,296,977.89

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Solution

The fourth proportional to 31,759,611.89, 47,641,694.84 and 13,296,977.89 is: 19,946,420.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759,611.89 : 47,641,694.84 = 13,296,977.89 : x
  2. Step 2: Convert to fraction form
    31,759,611.89/47,641,694.84 = 13,296,977.89/x
  3. Step 3: Cross multiply
    31,759,611.89x = 47,641,694.84 × 13,296,977.89
  4. Step 4: Simplify right side
    31,759,611.89x = 633,490,562,793,881.50
  5. Step 5: Solve for x
    x = 633,490,562,793,881.50/31,759,611.89
  6. Step 6: Final answer
    x = 19,946,420.16

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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.