Home / 12,320,038.04-18,467,025.30-4,640,360.12

Finding the Fourth Proportional to 12,320,038.04, 18,467,025.30 and 4,640,360.12

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Solution

The fourth proportional to 12,320,038.04, 18,467,025.30 and 4,640,360.12 is: 6,955,631.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,320,038.04 : 18,467,025.30 = 4,640,360.12 : x
  2. Step 2: Convert to fraction form
    12,320,038.04/18,467,025.30 = 4,640,360.12/x
  3. Step 3: Cross multiply
    12,320,038.04x = 18,467,025.30 × 4,640,360.12
  4. Step 4: Simplify right side
    12,320,038.04x = 85,693,647,737,151.05
  5. Step 5: Solve for x
    x = 85,693,647,737,151.05/12,320,038.04
  6. Step 6: Final answer
    x = 6,955,631.75

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1.5x scale

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.