Home / 30,599,012.07-42,227,673.04-16,660,907.73

Finding the Fourth Proportional to 30,599,012.07, 42,227,673.04 and 16,660,907.73

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Solution

The fourth proportional to 30,599,012.07, 42,227,673.04 and 16,660,907.73 is: 22,992,616.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599,012.07 : 42,227,673.04 = 16,660,907.73 : x
  2. Step 2: Convert to fraction form
    30,599,012.07/42,227,673.04 = 16,660,907.73/x
  3. Step 3: Cross multiply
    30,599,012.07x = 42,227,673.04 × 16,660,907.73
  4. Step 4: Simplify right side
    30,599,012.07x = 703,551,364,172,048.62
  5. Step 5: Solve for x
    x = 703,551,364,172,048.62/30,599,012.07
  6. Step 6: Final answer
    x = 22,992,616.97

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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.