Home / 11,831,387.58-17,754,429.69-7,574,610.78

Finding the Fourth Proportional to 11,831,387.58, 17,754,429.69 and 7,574,610.78

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Solution

The fourth proportional to 11,831,387.58, 17,754,429.69 and 7,574,610.78 is: 11,366,620.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,387.58 : 17,754,429.69 = 7,574,610.78 : x
  2. Step 2: Convert to fraction form
    11,831,387.58/17,754,429.69 = 7,574,610.78/x
  3. Step 3: Cross multiply
    11,831,387.58x = 17,754,429.69 × 7,574,610.78
  4. Step 4: Simplify right side
    11,831,387.58x = 134,482,894,522,626.08
  5. Step 5: Solve for x
    x = 134,482,894,522,626.08/11,831,387.58
  6. Step 6: Final answer
    x = 11,366,620.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.