Home / 30,276,966.82-45,422,404.89-8,711,747.14

Finding the Fourth Proportional to 30,276,966.82, 45,422,404.89 and 8,711,747.14

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Solution

The fourth proportional to 30,276,966.82, 45,422,404.89 and 8,711,747.14 is: 13,069,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,276,966.82 : 45,422,404.89 = 8,711,747.14 : x
  2. Step 2: Convert to fraction form
    30,276,966.82/45,422,404.89 = 8,711,747.14/x
  3. Step 3: Cross multiply
    30,276,966.82x = 45,422,404.89 × 8,711,747.14
  4. Step 4: Simplify right side
    30,276,966.82x = 395,708,505,870,600.19
  5. Step 5: Solve for x
    x = 395,708,505,870,600.19/30,276,966.82
  6. Step 6: Final answer
    x = 13,069,621.81

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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.