Home / 31,469,646.50-47,209,514.23-13,276,521.49

Finding the Fourth Proportional to 31,469,646.50, 47,209,514.23 and 13,276,521.49

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Solution

The fourth proportional to 31,469,646.50, 47,209,514.23 and 13,276,521.49 is: 19,916,910.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,469,646.50 : 47,209,514.23 = 13,276,521.49 : x
  2. Step 2: Convert to fraction form
    31,469,646.50/47,209,514.23 = 13,276,521.49/x
  3. Step 3: Cross multiply
    31,469,646.50x = 47,209,514.23 × 13,276,521.49
  4. Step 4: Simplify right side
    31,469,646.50x = 626,778,130,197,830.88
  5. Step 5: Solve for x
    x = 626,778,130,197,830.88/31,469,646.50
  6. Step 6: Final answer
    x = 19,916,910.42

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Double scale
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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.