Home / 11,006,361.81-15,190,180.55-6,655,479.25

Finding the Fourth Proportional to 11,006,361.81, 15,190,180.55 and 6,655,479.25

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Solution

The fourth proportional to 11,006,361.81, 15,190,180.55 and 6,655,479.25 is: 9,185,408.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006,361.81 : 15,190,180.55 = 6,655,479.25 : x
  2. Step 2: Convert to fraction form
    11,006,361.81/15,190,180.55 = 6,655,479.25/x
  3. Step 3: Cross multiply
    11,006,361.81x = 15,190,180.55 × 6,655,479.25
  4. Step 4: Simplify right side
    11,006,361.81x = 101,097,931,454,278.59
  5. Step 5: Solve for x
    x = 101,097,931,454,278.59/11,006,361.81
  6. Step 6: Final answer
    x = 9,185,408.69

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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.