Home / 73,616,002.80-110,424,004.20-21,802,473.60

Finding the Fourth Proportional to 73,616,002.80, 110,424,004.20 and 21,802,473.60

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Solution

The fourth proportional to 73,616,002.80, 110,424,004.20 and 21,802,473.60 is: 32,703,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,616,002.80 : 110,424,004.20 = 21,802,473.60 : x
  2. Step 2: Convert to fraction form
    73,616,002.80/110,424,004.20 = 21,802,473.60/x
  3. Step 3: Cross multiply
    73,616,002.80x = 110,424,004.20 × 21,802,473.60
  4. Step 4: Simplify right side
    73,616,002.80x = 2,407,516,436,376,789.50
  5. Step 5: Solve for x
    x = 2,407,516,436,376,789.50/73,616,002.80
  6. Step 6: Final answer
    x = 32,703,710.40

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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.