Home / 26,088,163.83-38,956,566.13-21,305,340.63

Finding the Fourth Proportional to 26,088,163.83, 38,956,566.13 and 21,305,340.63

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Solution

The fourth proportional to 26,088,163.83, 38,956,566.13 and 21,305,340.63 is: 31,814,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,088,163.83 : 38,956,566.13 = 21,305,340.63 : x
  2. Step 2: Convert to fraction form
    26,088,163.83/38,956,566.13 = 21,305,340.63/x
  3. Step 3: Cross multiply
    26,088,163.83x = 38,956,566.13 × 21,305,340.63
  4. Step 4: Simplify right side
    26,088,163.83x = 829,982,911,121,507.38
  5. Step 5: Solve for x
    x = 829,982,911,121,507.38/26,088,163.83
  6. Step 6: Final answer
    x = 31,814,539.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.