Home / 56,171,946.80-84,257,920.20-47,668,890.80

Finding the Fourth Proportional to 56,171,946.80, 84,257,920.20 and 47,668,890.80

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Solution

The fourth proportional to 56,171,946.80, 84,257,920.20 and 47,668,890.80 is: 71,503,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,171,946.80 : 84,257,920.20 = 47,668,890.80 : x
  2. Step 2: Convert to fraction form
    56,171,946.80/84,257,920.20 = 47,668,890.80/x
  3. Step 3: Cross multiply
    56,171,946.80x = 84,257,920.20 × 47,668,890.80
  4. Step 4: Simplify right side
    56,171,946.80x = 4,016,481,597,048,914
  5. Step 5: Solve for x
    x = 4,016,481,597,048,914/56,171,946.80
  6. Step 6: Final answer
    x = 71,503,336.20

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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.