Home / 18,282,968.69-25,230,335.58-10,022,880.80

Finding the Fourth Proportional to 18,282,968.69, 25,230,335.58 and 10,022,880.80

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Solution

The fourth proportional to 18,282,968.69, 25,230,335.58 and 10,022,880.80 is: 13,831,487.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282,968.69 : 25,230,335.58 = 10,022,880.80 : x
  2. Step 2: Convert to fraction form
    18,282,968.69/25,230,335.58 = 10,022,880.80/x
  3. Step 3: Cross multiply
    18,282,968.69x = 25,230,335.58 × 10,022,880.80
  4. Step 4: Simplify right side
    18,282,968.69x = 252,880,646,125,414.69
  5. Step 5: Solve for x
    x = 252,880,646,125,414.69/18,282,968.69
  6. Step 6: Final answer
    x = 13,831,487.13

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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.