Home / 20,054,929.60-27,675,654.24-10,887,336.64

Finding the Fourth Proportional to 20,054,929.60, 27,675,654.24 and 10,887,336.64

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Solution

The fourth proportional to 20,054,929.60, 27,675,654.24 and 10,887,336.64 is: 15,024,443.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054,929.60 : 27,675,654.24 = 10,887,336.64 : x
  2. Step 2: Convert to fraction form
    20,054,929.60/27,675,654.24 = 10,887,336.64/x
  3. Step 3: Cross multiply
    20,054,929.60x = 27,675,654.24 × 10,887,336.64
  4. Step 4: Simplify right side
    20,054,929.60x = 301,314,164,443,123.38
  5. Step 5: Solve for x
    x = 301,314,164,443,123.38/20,054,929.60
  6. Step 6: Final answer
    x = 15,024,443.89

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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.