Home / 18,343,336-25,339,704.30-14,696,469.76

Finding the Fourth Proportional to 18,343,336, 25,339,704.30 and 14,696,469.76

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Solution

The fourth proportional to 18,343,336, 25,339,704.30 and 14,696,469.76 is: 20,301,879.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,343,336 : 25,339,704.30 = 14,696,469.76 : x
  2. Step 2: Convert to fraction form
    18,343,336/25,339,704.30 = 14,696,469.76/x
  3. Step 3: Cross multiply
    18,343,336x = 25,339,704.30 × 14,696,469.76
  4. Step 4: Simplify right side
    18,343,336x = 372,404,197,972,292
  5. Step 5: Solve for x
    x = 372,404,197,972,292/18,343,336
  6. Step 6: Final answer
    x = 20,301,879.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.