Home / 12,056,911.40-18,087,359.70-5,586,453.20

Finding the Fourth Proportional to 12,056,911.40, 18,087,359.70 and 5,586,453.20

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Solution

The fourth proportional to 12,056,911.40, 18,087,359.70 and 5,586,453.20 is: 8,380,603.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,056,911.40 : 18,087,359.70 = 5,586,453.20 : x
  2. Step 2: Convert to fraction form
    12,056,911.40/18,087,359.70 = 5,586,453.20/x
  3. Step 3: Cross multiply
    12,056,911.40x = 18,087,359.70 × 5,586,453.20
  4. Step 4: Simplify right side
    12,056,911.40x = 101,044,188,475,616.05
  5. Step 5: Solve for x
    x = 101,044,188,475,616.05/12,056,911.40
  6. Step 6: Final answer
    x = 8,380,603.05

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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.