Home / 18,189,520.92-25,100,656.86-10,348,294.84

Finding the Fourth Proportional to 18,189,520.92, 25,100,656.86 and 10,348,294.84

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Solution

The fourth proportional to 18,189,520.92, 25,100,656.86 and 10,348,294.84 is: 14,280,145.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189,520.92 : 25,100,656.86 = 10,348,294.84 : x
  2. Step 2: Convert to fraction form
    18,189,520.92/25,100,656.86 = 10,348,294.84/x
  3. Step 3: Cross multiply
    18,189,520.92x = 25,100,656.86 × 10,348,294.84
  4. Step 4: Simplify right side
    18,189,520.92x = 259,748,997,864,948.59
  5. Step 5: Solve for x
    x = 259,748,997,864,948.59/18,189,520.92
  6. Step 6: Final answer
    x = 14,280,145.09

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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.