Home / 18,660,671.46-25,748,604.41-10,398,922.76

Finding the Fourth Proportional to 18,660,671.46, 25,748,604.41 and 10,398,922.76

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Solution

The fourth proportional to 18,660,671.46, 25,748,604.41 and 10,398,922.76 is: 14,348,773.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,660,671.46 : 25,748,604.41 = 10,398,922.76 : x
  2. Step 2: Convert to fraction form
    18,660,671.46/25,748,604.41 = 10,398,922.76/x
  3. Step 3: Cross multiply
    18,660,671.46x = 25,748,604.41 × 10,398,922.76
  4. Step 4: Simplify right side
    18,660,671.46x = 267,757,748,449,762.25
  5. Step 5: Solve for x
    x = 267,757,748,449,762.25/18,660,671.46
  6. Step 6: Final answer
    x = 14,348,773.52

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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.