Home / 12,981,446.69-19,473,194.34-4,345,598.48

Finding the Fourth Proportional to 12,981,446.69, 19,473,194.34 and 4,345,598.48

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Solution

The fourth proportional to 12,981,446.69, 19,473,194.34 and 4,345,598.48 is: 6,518,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,981,446.69 : 19,473,194.34 = 4,345,598.48 : x
  2. Step 2: Convert to fraction form
    12,981,446.69/19,473,194.34 = 4,345,598.48/x
  3. Step 3: Cross multiply
    12,981,446.69x = 19,473,194.34 × 4,345,598.48
  4. Step 4: Simplify right side
    12,981,446.69x = 84,622,683,627,282.62
  5. Step 5: Solve for x
    x = 84,622,683,627,282.62/12,981,446.69
  6. Step 6: Final answer
    x = 6,518,740.61

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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.