Home / 14,455,574.37-21,654,449.42-8,695,128.15

Finding the Fourth Proportional to 14,455,574.37, 21,654,449.42 and 8,695,128.15

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Solution

The fourth proportional to 14,455,574.37, 21,654,449.42 and 8,695,128.15 is: 13,025,301.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,455,574.37 : 21,654,449.42 = 8,695,128.15 : x
  2. Step 2: Convert to fraction form
    14,455,574.37/21,654,449.42 = 8,695,128.15/x
  3. Step 3: Cross multiply
    14,455,574.37x = 21,654,449.42 × 8,695,128.15
  4. Step 4: Simplify right side
    14,455,574.37x = 188,288,212,681,117.53
  5. Step 5: Solve for x
    x = 188,288,212,681,117.53/14,455,574.37
  6. Step 6: Final answer
    x = 13,025,301.37

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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.