Home / 16,077,921.84-22,178,673.24-10,186,778.16

Finding the Fourth Proportional to 16,077,921.84, 22,178,673.24 and 10,186,778.16

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Solution

The fourth proportional to 16,077,921.84, 22,178,673.24 and 10,186,778.16 is: 14,052,140.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,077,921.84 : 22,178,673.24 = 10,186,778.16 : x
  2. Step 2: Convert to fraction form
    16,077,921.84/22,178,673.24 = 10,186,778.16/x
  3. Step 3: Cross multiply
    16,077,921.84x = 22,178,673.24 × 10,186,778.16
  4. Step 4: Simplify right side
    16,077,921.84x = 225,929,224,179,008.44
  5. Step 5: Solve for x
    x = 225,929,224,179,008.44/16,077,921.84
  6. Step 6: Final answer
    x = 14,052,140.97

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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.