Home / 13,141,816.20-18,135,513.90-7,340,677.20

Finding the Fourth Proportional to 13,141,816.20, 18,135,513.90 and 7,340,677.20

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Solution

The fourth proportional to 13,141,816.20, 18,135,513.90 and 7,340,677.20 is: 10,130,027.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,141,816.20 : 18,135,513.90 = 7,340,677.20 : x
  2. Step 2: Convert to fraction form
    13,141,816.20/18,135,513.90 = 7,340,677.20/x
  3. Step 3: Cross multiply
    13,141,816.20x = 18,135,513.90 × 7,340,677.20
  4. Step 4: Simplify right side
    13,141,816.20x = 133,126,953,396,013.08
  5. Step 5: Solve for x
    x = 133,126,953,396,013.08/13,141,816.20
  6. Step 6: Final answer
    x = 10,130,027.04

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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.