Home / 30,812,104-42,520,183.74-17,060,772.88

Finding the Fourth Proportional to 30,812,104, 42,520,183.74 and 17,060,772.88

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Solution

The fourth proportional to 30,812,104, 42,520,183.74 and 17,060,772.88 is: 23,543,578.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,812,104 : 42,520,183.74 = 17,060,772.88 : x
  2. Step 2: Convert to fraction form
    30,812,104/42,520,183.74 = 17,060,772.88/x
  3. Step 3: Cross multiply
    30,812,104x = 42,520,183.74 × 17,060,772.88
  4. Step 4: Simplify right side
    30,812,104x = 725,427,197,604,009
  5. Step 5: Solve for x
    x = 725,427,197,604,009/30,812,104
  6. Step 6: Final answer
    x = 23,543,578.77

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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.