Home / 31,157,824.36-46,736,753.82-20,384,176.36

Finding the Fourth Proportional to 31,157,824.36, 46,736,753.82 and 20,384,176.36

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Solution

The fourth proportional to 31,157,824.36, 46,736,753.82 and 20,384,176.36 is: 30,576,275.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,157,824.36 : 46,736,753.82 = 20,384,176.36 : x
  2. Step 2: Convert to fraction form
    31,157,824.36/46,736,753.82 = 20,384,176.36/x
  3. Step 3: Cross multiply
    31,157,824.36x = 46,736,753.82 × 20,384,176.36
  4. Step 4: Simplify right side
    31,157,824.36x = 952,690,232,360,783.62
  5. Step 5: Solve for x
    x = 952,690,232,360,783.62/31,157,824.36
  6. Step 6: Final answer
    x = 30,576,275.84

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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.