Home / 14,370,718.30-21,556,077.45-13,331,455.90

Finding the Fourth Proportional to 14,370,718.30, 21,556,077.45 and 13,331,455.90

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Solution

The fourth proportional to 14,370,718.30, 21,556,077.45 and 13,331,455.90 is: 19,997,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370,718.30 : 21,556,077.45 = 13,331,455.90 : x
  2. Step 2: Convert to fraction form
    14,370,718.30/21,556,077.45 = 13,331,455.90/x
  3. Step 3: Cross multiply
    14,370,718.30x = 21,556,077.45 × 13,331,455.90
  4. Step 4: Simplify right side
    14,370,718.30x = 287,373,895,901,659.44
  5. Step 5: Solve for x
    x = 287,373,895,901,659.44/14,370,718.30
  6. Step 6: Final answer
    x = 19,997,183.85

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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.