Home / 18,103,664.45-27,186,989.48-9,600,608.45

Finding the Fourth Proportional to 18,103,664.45, 27,186,989.48 and 9,600,608.45

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Solution

The fourth proportional to 18,103,664.45, 27,186,989.48 and 9,600,608.45 is: 14,417,613.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103,664.45 : 27,186,989.48 = 9,600,608.45 : x
  2. Step 2: Convert to fraction form
    18,103,664.45/27,186,989.48 = 9,600,608.45/x
  3. Step 3: Cross multiply
    18,103,664.45x = 27,186,989.48 × 9,600,608.45
  4. Step 4: Simplify right side
    18,103,664.45x = 261,011,640,931,749.09
  5. Step 5: Solve for x
    x = 261,011,640,931,749.09/18,103,664.45
  6. Step 6: Final answer
    x = 14,417,613.72

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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.