Home / 12,043,724.32-16,620,356.38-6,537,100.32

Finding the Fourth Proportional to 12,043,724.32, 16,620,356.38 and 6,537,100.32

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Solution

The fourth proportional to 12,043,724.32, 16,620,356.38 and 6,537,100.32 is: 9,021,207.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,724.32 : 16,620,356.38 = 6,537,100.32 : x
  2. Step 2: Convert to fraction form
    12,043,724.32/16,620,356.38 = 6,537,100.32/x
  3. Step 3: Cross multiply
    12,043,724.32x = 16,620,356.38 × 6,537,100.32
  4. Step 4: Simplify right side
    12,043,724.32x = 108,648,936,940,999.28
  5. Step 5: Solve for x
    x = 108,648,936,940,999.28/12,043,724.32
  6. Step 6: Final answer
    x = 9,021,207.56

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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.