Home / 12,254,953.10-18,382,429.65-8,223,874.70

Finding the Fourth Proportional to 12,254,953.10, 18,382,429.65 and 8,223,874.70

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Solution

The fourth proportional to 12,254,953.10, 18,382,429.65 and 8,223,874.70 is: 12,335,812.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254,953.10 : 18,382,429.65 = 8,223,874.70 : x
  2. Step 2: Convert to fraction form
    12,254,953.10/18,382,429.65 = 8,223,874.70/x
  3. Step 3: Cross multiply
    12,254,953.10x = 18,382,429.65 × 8,223,874.70
  4. Step 4: Simplify right side
    12,254,953.10x = 151,174,798,123,164.84
  5. Step 5: Solve for x
    x = 151,174,798,123,164.84/12,254,953.10
  6. Step 6: Final answer
    x = 12,335,812.05

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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.