Home / 30,966,906.76-42,734,497.49-17,029,160.62

Finding the Fourth Proportional to 30,966,906.76, 42,734,497.49 and 17,029,160.62

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Solution

The fourth proportional to 30,966,906.76, 42,734,497.49 and 17,029,160.62 is: 23,500,333.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,966,906.76 : 42,734,497.49 = 17,029,160.62 : x
  2. Step 2: Convert to fraction form
    30,966,906.76/42,734,497.49 = 17,029,160.62/x
  3. Step 3: Cross multiply
    30,966,906.76x = 42,734,497.49 × 17,029,160.62
  4. Step 4: Simplify right side
    30,966,906.76x = 727,732,621,644,074.25
  5. Step 5: Solve for x
    x = 727,732,621,644,074.25/30,966,906.76
  6. Step 6: Final answer
    x = 23,500,333.03

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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.