Home / 7,864,206.14-10,850,411.40-5,072,148

Finding the Fourth Proportional to 7,864,206.14, 10,850,411.40 and 5,072,148

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Solution

The fourth proportional to 7,864,206.14, 10,850,411.40 and 5,072,148 is: 6,998,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864,206.14 : 10,850,411.40 = 5,072,148 : x
  2. Step 2: Convert to fraction form
    7,864,206.14/10,850,411.40 = 5,072,148/x
  3. Step 3: Cross multiply
    7,864,206.14x = 10,850,411.40 × 5,072,148
  4. Step 4: Simplify right side
    7,864,206.14x = 55,034,892,481,687.20
  5. Step 5: Solve for x
    x = 55,034,892,481,687.20/7,864,206.14
  6. Step 6: Final answer
    x = 6,998,149.78

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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.