Home / 31,971,000.80-47,963,499.60-15,804,696.80

Finding the Fourth Proportional to 31,971,000.80, 47,963,499.60 and 15,804,696.80

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Solution

The fourth proportional to 31,971,000.80, 47,963,499.60 and 15,804,696.80 is: 23,710,504.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,971,000.80 : 47,963,499.60 = 15,804,696.80 : x
  2. Step 2: Convert to fraction form
    31,971,000.80/47,963,499.60 = 15,804,696.80/x
  3. Step 3: Cross multiply
    31,971,000.80x = 47,963,499.60 × 15,804,696.80
  4. Step 4: Simplify right side
    31,971,000.80x = 758,048,568,644,921.38
  5. Step 5: Solve for x
    x = 758,048,568,644,921.38/31,971,000.80
  6. Step 6: Final answer
    x = 23,710,504.82

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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.