Home / 18,152,406.70-27,227,953.95-7,369,403.20

Finding the Fourth Proportional to 18,152,406.70, 27,227,953.95 and 7,369,403.20

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Solution

The fourth proportional to 18,152,406.70, 27,227,953.95 and 7,369,403.20 is: 11,053,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,406.70 : 27,227,953.95 = 7,369,403.20 : x
  2. Step 2: Convert to fraction form
    18,152,406.70/27,227,953.95 = 7,369,403.20/x
  3. Step 3: Cross multiply
    18,152,406.70x = 27,227,953.95 × 7,369,403.20
  4. Step 4: Simplify right side
    18,152,406.70x = 200,653,770,968,582.62
  5. Step 5: Solve for x
    x = 200,653,770,968,582.62/18,152,406.70
  6. Step 6: Final answer
    x = 11,053,838.44

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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.