Home / 15,073,393.73-20,801,293.59-8,457,068.82

Finding the Fourth Proportional to 15,073,393.73, 20,801,293.59 and 8,457,068.82

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Solution

The fourth proportional to 15,073,393.73, 20,801,293.59 and 8,457,068.82 is: 11,670,760.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,073,393.73 : 20,801,293.59 = 8,457,068.82 : x
  2. Step 2: Convert to fraction form
    15,073,393.73/20,801,293.59 = 8,457,068.82/x
  3. Step 3: Cross multiply
    15,073,393.73x = 20,801,293.59 × 8,457,068.82
  4. Step 4: Simplify right side
    15,073,393.73x = 175,917,971,415,365.66
  5. Step 5: Solve for x
    x = 175,917,971,415,365.66/15,073,393.73
  6. Step 6: Final answer
    x = 11,670,760.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.