Home / 12,956,840.25-17,880,439.59-7,524,682.17

Finding the Fourth Proportional to 12,956,840.25, 17,880,439.59 and 7,524,682.17

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Solution

The fourth proportional to 12,956,840.25, 17,880,439.59 and 7,524,682.17 is: 10,384,061.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,956,840.25 : 17,880,439.59 = 7,524,682.17 : x
  2. Step 2: Convert to fraction form
    12,956,840.25/17,880,439.59 = 7,524,682.17/x
  3. Step 3: Cross multiply
    12,956,840.25x = 17,880,439.59 × 7,524,682.17
  4. Step 4: Simplify right side
    12,956,840.25x = 134,544,624,974,635.11
  5. Step 5: Solve for x
    x = 134,544,624,974,635.11/12,956,840.25
  6. Step 6: Final answer
    x = 10,384,061.42

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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.