Home / 22,360,425.60-30,857,201.78-12,570,913.42

Finding the Fourth Proportional to 22,360,425.60, 30,857,201.78 and 12,570,913.42

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Solution

The fourth proportional to 22,360,425.60, 30,857,201.78 and 12,570,913.42 is: 17,347,756.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360,425.60 : 30,857,201.78 = 12,570,913.42 : x
  2. Step 2: Convert to fraction form
    22,360,425.60/30,857,201.78 = 12,570,913.42/x
  3. Step 3: Cross multiply
    22,360,425.60x = 30,857,201.78 × 12,570,913.42
  4. Step 4: Simplify right side
    22,360,425.60x = 387,903,211,959,849.88
  5. Step 5: Solve for x
    x = 387,903,211,959,849.88/22,360,425.60
  6. Step 6: Final answer
    x = 17,347,756.21

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1.5x scale

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.