Home / 127,624,428.72-191,396,489.04-41,342,817.24

Finding the Fourth Proportional to 127,624,428.72, 191,396,489.04 and 41,342,817.24

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Solution

The fourth proportional to 127,624,428.72, 191,396,489.04 and 41,342,817.24 is: 62,001,218.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,624,428.72 : 191,396,489.04 = 41,342,817.24 : x
  2. Step 2: Convert to fraction form
    127,624,428.72/191,396,489.04 = 41,342,817.24/x
  3. Step 3: Cross multiply
    127,624,428.72x = 191,396,489.04 × 41,342,817.24
  4. Step 4: Simplify right side
    127,624,428.72x = 7,912,870,066,758,383
  5. Step 5: Solve for x
    x = 7,912,870,066,758,383/127,624,428.72
  6. Step 6: Final answer
    x = 62,001,218.31

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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.