Home / 26,088,165.84-38,956,569.12-21,305,342.64

Finding the Fourth Proportional to 26,088,165.84, 38,956,569.12 and 21,305,342.64

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Solution

The fourth proportional to 26,088,165.84, 38,956,569.12 and 21,305,342.64 is: 31,814,542.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,088,165.84 : 38,956,569.12 = 21,305,342.64 : x
  2. Step 2: Convert to fraction form
    26,088,165.84/38,956,569.12 = 21,305,342.64/x
  3. Step 3: Cross multiply
    26,088,165.84x = 38,956,569.12 × 21,305,342.64
  4. Step 4: Simplify right side
    26,088,165.84x = 829,983,053,180,443.25
  5. Step 5: Solve for x
    x = 829,983,053,180,443.25/26,088,165.84
  6. Step 6: Final answer
    x = 31,814,542.21

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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.