Home / 31,039,305.12-42,834,252.90-17,994,126.24

Finding the Fourth Proportional to 31,039,305.12, 42,834,252.90 and 17,994,126.24

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Solution

The fourth proportional to 31,039,305.12, 42,834,252.90 and 17,994,126.24 is: 24,831,901.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039,305.12 : 42,834,252.90 = 17,994,126.24 : x
  2. Step 2: Convert to fraction form
    31,039,305.12/42,834,252.90 = 17,994,126.24/x
  3. Step 3: Cross multiply
    31,039,305.12x = 42,834,252.90 × 17,994,126.24
  4. Step 4: Simplify right side
    31,039,305.12x = 770,764,954,078,686
  5. Step 5: Solve for x
    x = 770,764,954,078,686/31,039,305.12
  6. Step 6: Final answer
    x = 24,831,901.07

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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.