Home / 21,172,578.32-31,759,059-6,026,502.80

Finding the Fourth Proportional to 21,172,578.32, 31,759,059 and 6,026,502.80

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Solution

The fourth proportional to 21,172,578.32, 31,759,059 and 6,026,502.80 is: 9,039,808.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,172,578.32 : 31,759,059 = 6,026,502.80 : x
  2. Step 2: Convert to fraction form
    21,172,578.32/31,759,059 = 6,026,502.80/x
  3. Step 3: Cross multiply
    21,172,578.32x = 31,759,059 × 6,026,502.80
  4. Step 4: Simplify right side
    21,172,578.32x = 191,396,057,988,865.19
  5. Step 5: Solve for x
    x = 191,396,057,988,865.19/21,172,578.32
  6. Step 6: Final answer
    x = 9,039,808.71

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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.