Home / 13,363,576.79-18,441,747.78-7,252,005.29

Finding the Fourth Proportional to 13,363,576.79, 18,441,747.78 and 7,252,005.29

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Solution

The fourth proportional to 13,363,576.79, 18,441,747.78 and 7,252,005.29 is: 10,007,773.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,576.79 : 18,441,747.78 = 7,252,005.29 : x
  2. Step 2: Convert to fraction form
    13,363,576.79/18,441,747.78 = 7,252,005.29/x
  3. Step 3: Cross multiply
    13,363,576.79x = 18,441,747.78 × 7,252,005.29
  4. Step 4: Simplify right side
    13,363,576.79x = 133,739,652,457,405.77
  5. Step 5: Solve for x
    x = 133,739,652,457,405.77/13,363,576.79
  6. Step 6: Final answer
    x = 10,007,773.71

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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.