Home / 65,172,305.16-97,721,609.22-21,441,229.74

Finding the Fourth Proportional to 65,172,305.16, 97,721,609.22 and 21,441,229.74

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Solution

The fourth proportional to 65,172,305.16, 97,721,609.22 and 21,441,229.74 is: 32,149,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,172,305.16 : 97,721,609.22 = 21,441,229.74 : x
  2. Step 2: Convert to fraction form
    65,172,305.16/97,721,609.22 = 21,441,229.74/x
  3. Step 3: Cross multiply
    65,172,305.16x = 97,721,609.22 × 21,441,229.74
  4. Step 4: Simplify right side
    65,172,305.16x = 2,095,271,473,848,522
  5. Step 5: Solve for x
    x = 2,095,271,473,848,522/65,172,305.16
  6. Step 6: Final answer
    x = 32,149,721.71

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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.