Home / 6,411,143.94-8,847,392.70-3,470,991.86

Finding the Fourth Proportional to 6,411,143.94, 8,847,392.70 and 3,470,991.86

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Solution

The fourth proportional to 6,411,143.94, 8,847,392.70 and 3,470,991.86 is: 4,789,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411,143.94 : 8,847,392.70 = 3,470,991.86 : x
  2. Step 2: Convert to fraction form
    6,411,143.94/8,847,392.70 = 3,470,991.86/x
  3. Step 3: Cross multiply
    6,411,143.94x = 8,847,392.70 × 3,470,991.86
  4. Step 4: Simplify right side
    6,411,143.94x = 30,709,228,079,058.12
  5. Step 5: Solve for x
    x = 30,709,228,079,058.12/6,411,143.94
  6. Step 6: Final answer
    x = 4,789,976.39

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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.