Home / 82,047,865.42-123,072,006.57-33,525,719.28

Finding the Fourth Proportional to 82,047,865.42, 123,072,006.57 and 33,525,719.28

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Solution

The fourth proportional to 82,047,865.42, 123,072,006.57 and 33,525,719.28 is: 50,288,664.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,047,865.42 : 123,072,006.57 = 33,525,719.28 : x
  2. Step 2: Convert to fraction form
    82,047,865.42/123,072,006.57 = 33,525,719.28/x
  3. Step 3: Cross multiply
    82,047,865.42x = 123,072,006.57 × 33,525,719.28
  4. Step 4: Simplify right side
    82,047,865.42x = 4,126,077,543,492,135.50
  5. Step 5: Solve for x
    x = 4,126,077,543,492,135.50/82,047,865.42
  6. Step 6: Final answer
    x = 50,288,664.09

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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.