Home / 12,965,975.14-19,452,325.52-6,895,715.46

Finding the Fourth Proportional to 12,965,975.14, 19,452,325.52 and 6,895,715.46

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Solution

The fourth proportional to 12,965,975.14, 19,452,325.52 and 6,895,715.46 is: 10,345,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,965,975.14 : 19,452,325.52 = 6,895,715.46 : x
  2. Step 2: Convert to fraction form
    12,965,975.14/19,452,325.52 = 6,895,715.46/x
  3. Step 3: Cross multiply
    12,965,975.14x = 19,452,325.52 × 6,895,715.46
  4. Step 4: Simplify right side
    12,965,975.14x = 134,137,701,838,455.83
  5. Step 5: Solve for x
    x = 134,137,701,838,455.83/12,965,975.14
  6. Step 6: Final answer
    x = 10,345,361.64

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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.