Home / 13,164,450.56-18,168,624.64-7,363,554.56

Finding the Fourth Proportional to 13,164,450.56, 18,168,624.64 and 7,363,554.56

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Solution

The fourth proportional to 13,164,450.56, 18,168,624.64 and 7,363,554.56 is: 10,162,646.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164,450.56 : 18,168,624.64 = 7,363,554.56 : x
  2. Step 2: Convert to fraction form
    13,164,450.56/18,168,624.64 = 7,363,554.56/x
  3. Step 3: Cross multiply
    13,164,450.56x = 18,168,624.64 × 7,363,554.56
  4. Step 4: Simplify right side
    13,164,450.56x = 133,785,658,816,800.36
  5. Step 5: Solve for x
    x = 133,785,658,816,800.36/13,164,450.56
  6. Step 6: Final answer
    x = 10,162,646.61

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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.