Home / 12,648,495.69-17,454,929.76-6,847,277.31

Finding the Fourth Proportional to 12,648,495.69, 17,454,929.76 and 6,847,277.31

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Solution

The fourth proportional to 12,648,495.69, 17,454,929.76 and 6,847,277.31 is: 9,449,245.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,648,495.69 : 17,454,929.76 = 6,847,277.31 : x
  2. Step 2: Convert to fraction form
    12,648,495.69/17,454,929.76 = 6,847,277.31/x
  3. Step 3: Cross multiply
    12,648,495.69x = 17,454,929.76 × 6,847,277.31
  4. Step 4: Simplify right side
    12,648,495.69x = 119,518,744,493,291.75
  5. Step 5: Solve for x
    x = 119,518,744,493,291.75/12,648,495.69
  6. Step 6: Final answer
    x = 9,449,245.78

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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.