Home / 12,325,079.53-17,009,113.42-6,818,361.15

Finding the Fourth Proportional to 12,325,079.53, 17,009,113.42 and 6,818,361.15

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Solution

The fourth proportional to 12,325,079.53, 17,009,113.42 and 6,818,361.15 is: 9,409,617.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325,079.53 : 17,009,113.42 = 6,818,361.15 : x
  2. Step 2: Convert to fraction form
    12,325,079.53/17,009,113.42 = 6,818,361.15/x
  3. Step 3: Cross multiply
    12,325,079.53x = 17,009,113.42 × 6,818,361.15
  4. Step 4: Simplify right side
    12,325,079.53x = 115,974,278,138,871.66
  5. Step 5: Solve for x
    x = 115,974,278,138,871.66/12,325,079.53
  6. Step 6: Final answer
    x = 9,409,617.02

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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.