Home / 86,672,027.36-119,614,964.57-47,521,370.90

Finding the Fourth Proportional to 86,672,027.36, 119,614,964.57 and 47,521,370.90

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Solution

The fourth proportional to 86,672,027.36, 119,614,964.57 and 47,521,370.90 is: 65,583,640.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,672,027.36 : 119,614,964.57 = 47,521,370.90 : x
  2. Step 2: Convert to fraction form
    86,672,027.36/119,614,964.57 = 47,521,370.90/x
  3. Step 3: Cross multiply
    86,672,027.36x = 119,614,964.57 × 47,521,370.90
  4. Step 4: Simplify right side
    86,672,027.36x = 5,684,267,095,685,648
  5. Step 5: Solve for x
    x = 5,684,267,095,685,648/86,672,027.36
  6. Step 6: Final answer
    x = 65,583,640.64

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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.