Home / 7,859,951.16-11,789,925.98-2,180,175.72

Finding the Fourth Proportional to 7,859,951.16, 11,789,925.98 and 2,180,175.72

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Solution

The fourth proportional to 7,859,951.16, 11,789,925.98 and 2,180,175.72 is: 3,270,263.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,951.16 : 11,789,925.98 = 2,180,175.72 : x
  2. Step 2: Convert to fraction form
    7,859,951.16/11,789,925.98 = 2,180,175.72/x
  3. Step 3: Cross multiply
    7,859,951.16x = 11,789,925.98 × 2,180,175.72
  4. Step 4: Simplify right side
    7,859,951.16x = 25,704,110,362,193.21
  5. Step 5: Solve for x
    x = 25,704,110,362,193.21/7,859,951.16
  6. Step 6: Final answer
    x = 3,270,263.37

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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.