Home / 30,599,013.07-42,227,674.42-16,660,908.73

Finding the Fourth Proportional to 30,599,013.07, 42,227,674.42 and 16,660,908.73

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Solution

The fourth proportional to 30,599,013.07, 42,227,674.42 and 16,660,908.73 is: 22,992,618.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599,013.07 : 42,227,674.42 = 16,660,908.73 : x
  2. Step 2: Convert to fraction form
    30,599,013.07/42,227,674.42 = 16,660,908.73/x
  3. Step 3: Cross multiply
    30,599,013.07x = 42,227,674.42 × 16,660,908.73
  4. Step 4: Simplify right side
    30,599,013.07x = 703,551,429,391,775.75
  5. Step 5: Solve for x
    x = 703,551,429,391,775.75/30,599,013.07
  6. Step 6: Final answer
    x = 22,992,618.35

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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.