Home / 31,332,240.72-46,996,142.42-8,302,665.36

Finding the Fourth Proportional to 31,332,240.72, 46,996,142.42 and 8,302,665.36

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Solution

The fourth proportional to 31,332,240.72, 46,996,142.42 and 8,302,665.36 is: 12,453,410.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,332,240.72 : 46,996,142.42 = 8,302,665.36 : x
  2. Step 2: Convert to fraction form
    31,332,240.72/46,996,142.42 = 8,302,665.36/x
  3. Step 3: Cross multiply
    31,332,240.72x = 46,996,142.42 × 8,302,665.36
  4. Step 4: Simplify right side
    31,332,240.72x = 390,193,243,724,160.62
  5. Step 5: Solve for x
    x = 390,193,243,724,160.62/31,332,240.72
  6. Step 6: Final answer
    x = 12,453,410.12

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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.