Home / 27,724,658.72-38,248,313.72-18,560,253.92

Finding the Fourth Proportional to 27,724,658.72, 38,248,313.72 and 18,560,253.92

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Solution

The fourth proportional to 27,724,658.72, 38,248,313.72 and 18,560,253.92 is: 25,605,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,724,658.72 : 38,248,313.72 = 18,560,253.92 : x
  2. Step 2: Convert to fraction form
    27,724,658.72/38,248,313.72 = 18,560,253.92/x
  3. Step 3: Cross multiply
    27,724,658.72x = 38,248,313.72 × 18,560,253.92
  4. Step 4: Simplify right side
    27,724,658.72x = 709,898,414,370,977
  5. Step 5: Solve for x
    x = 709,898,414,370,977/27,724,658.72
  6. Step 6: Final answer
    x = 25,605,307.60

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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.