Home / 12,295,517.20-18,455,085.60-6,237,089.80

Finding the Fourth Proportional to 12,295,517.20, 18,455,085.60 and 6,237,089.80

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Solution

The fourth proportional to 12,295,517.20, 18,455,085.60 and 6,237,089.80 is: 9,361,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,517.20 : 18,455,085.60 = 6,237,089.80 : x
  2. Step 2: Convert to fraction form
    12,295,517.20/18,455,085.60 = 6,237,089.80/x
  3. Step 3: Cross multiply
    12,295,517.20x = 18,455,085.60 × 6,237,089.80
  4. Step 4: Simplify right side
    12,295,517.20x = 115,106,026,153,886.89
  5. Step 5: Solve for x
    x = 115,106,026,153,886.89/12,295,517.20
  6. Step 6: Final answer
    x = 9,361,625.40

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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.