Home / 10,981,364.56-16,448,873.92-8,810,637.20

Finding the Fourth Proportional to 10,981,364.56, 16,448,873.92 and 8,810,637.20

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Solution

The fourth proportional to 10,981,364.56, 16,448,873.92 and 8,810,637.20 is: 13,197,363.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981,364.56 : 16,448,873.92 = 8,810,637.20 : x
  2. Step 2: Convert to fraction form
    10,981,364.56/16,448,873.92 = 8,810,637.20/x
  3. Step 3: Cross multiply
    10,981,364.56x = 16,448,873.92 × 8,810,637.20
  4. Step 4: Simplify right side
    10,981,364.56x = 144,925,060,457,661.81
  5. Step 5: Solve for x
    x = 144,925,060,457,661.81/10,981,364.56
  6. Step 6: Final answer
    x = 13,197,363.56

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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.