Home / 13,277,239.92-18,323,156.52-7,396,870.77

Finding the Fourth Proportional to 13,277,239.92, 18,323,156.52 and 7,396,870.77

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Solution

The fourth proportional to 13,277,239.92, 18,323,156.52 and 7,396,870.77 is: 10,207,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277,239.92 : 18,323,156.52 = 7,396,870.77 : x
  2. Step 2: Convert to fraction form
    13,277,239.92/18,323,156.52 = 7,396,870.77/x
  3. Step 3: Cross multiply
    13,277,239.92x = 18,323,156.52 × 7,396,870.77
  4. Step 4: Simplify right side
    13,277,239.92x = 135,534,020,876,922.91
  5. Step 5: Solve for x
    x = 135,534,020,876,922.91/13,277,239.92
  6. Step 6: Final answer
    x = 10,207,996.67

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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.