Home / 13,772,696.64-20,658,876.48-6,194,310.72

Finding the Fourth Proportional to 13,772,696.64, 20,658,876.48 and 6,194,310.72

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Solution

The fourth proportional to 13,772,696.64, 20,658,876.48 and 6,194,310.72 is: 9,291,390.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,772,696.64 : 20,658,876.48 = 6,194,310.72 : x
  2. Step 2: Convert to fraction form
    13,772,696.64/20,658,876.48 = 6,194,310.72/x
  3. Step 3: Cross multiply
    13,772,696.64x = 20,658,876.48 × 6,194,310.72
  4. Step 4: Simplify right side
    13,772,696.64x = 127,967,500,043,219.86
  5. Step 5: Solve for x
    x = 127,967,500,043,219.86/13,772,696.64
  6. Step 6: Final answer
    x = 9,291,390.31

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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.