Home / 5,055,361.56-6,974,695.62-2,878,364.70

Finding the Fourth Proportional to 5,055,361.56, 6,974,695.62 and 2,878,364.70

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Solution

The fourth proportional to 5,055,361.56, 6,974,695.62 and 2,878,364.70 is: 3,971,173.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055,361.56 : 6,974,695.62 = 2,878,364.70 : x
  2. Step 2: Convert to fraction form
    5,055,361.56/6,974,695.62 = 2,878,364.70/x
  3. Step 3: Cross multiply
    5,055,361.56x = 6,974,695.62 × 2,878,364.70
  4. Step 4: Simplify right side
    5,055,361.56x = 20,075,717,665,852.62
  5. Step 5: Solve for x
    x = 20,075,717,665,852.62/5,055,361.56
  6. Step 6: Final answer
    x = 3,971,173.46

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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.