Home / 27,472,007.20-41,208,010.80-21,114,349.60

Finding the Fourth Proportional to 27,472,007.20, 41,208,010.80 and 21,114,349.60

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Solution

The fourth proportional to 27,472,007.20, 41,208,010.80 and 21,114,349.60 is: 31,671,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,472,007.20 : 41,208,010.80 = 21,114,349.60 : x
  2. Step 2: Convert to fraction form
    27,472,007.20/41,208,010.80 = 21,114,349.60/x
  3. Step 3: Cross multiply
    27,472,007.20x = 41,208,010.80 × 21,114,349.60
  4. Step 4: Simplify right side
    27,472,007.20x = 870,080,346,351,775.62
  5. Step 5: Solve for x
    x = 870,080,346,351,775.62/27,472,007.20
  6. Step 6: Final answer
    x = 31,671,524.40

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Similar ratio
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1.5x scale

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.