Home / 12,151,953.86-18,229,743.29-4,475,008.42

Finding the Fourth Proportional to 12,151,953.86, 18,229,743.29 and 4,475,008.42

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Solution

The fourth proportional to 12,151,953.86, 18,229,743.29 and 4,475,008.42 is: 6,713,180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,953.86 : 18,229,743.29 = 4,475,008.42 : x
  2. Step 2: Convert to fraction form
    12,151,953.86/18,229,743.29 = 4,475,008.42/x
  3. Step 3: Cross multiply
    12,151,953.86x = 18,229,743.29 × 4,475,008.42
  4. Step 4: Simplify right side
    12,151,953.86x = 81,578,254,682,801.67
  5. Step 5: Solve for x
    x = 81,578,254,682,801.67/12,151,953.86
  6. Step 6: Final answer
    x = 6,713,180.09

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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.