Home / 8,795,420.48-12,137,659.31-4,821,684.66

Finding the Fourth Proportional to 8,795,420.48, 12,137,659.31 and 4,821,684.66

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Solution

The fourth proportional to 8,795,420.48, 12,137,659.31 and 4,821,684.66 is: 6,653,913.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795,420.48 : 12,137,659.31 = 4,821,684.66 : x
  2. Step 2: Convert to fraction form
    8,795,420.48/12,137,659.31 = 4,821,684.66/x
  3. Step 3: Cross multiply
    8,795,420.48x = 12,137,659.31 × 4,821,684.66
  4. Step 4: Simplify right side
    8,795,420.48x = 58,523,965,703,333.19
  5. Step 5: Solve for x
    x = 58,523,965,703,333.19/8,795,420.48
  6. Step 6: Final answer
    x = 6,653,913.34

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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.