Home / 13,810,970.44-19,060,857.52-7,932,445.64

Finding the Fourth Proportional to 13,810,970.44, 19,060,857.52 and 7,932,445.64

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Solution

The fourth proportional to 13,810,970.44, 19,060,857.52 and 7,932,445.64 is: 10,947,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810,970.44 : 19,060,857.52 = 7,932,445.64 : x
  2. Step 2: Convert to fraction form
    13,810,970.44/19,060,857.52 = 7,932,445.64/x
  3. Step 3: Cross multiply
    13,810,970.44x = 19,060,857.52 × 7,932,445.64
  4. Step 4: Simplify right side
    13,810,970.44x = 151,199,216,129,185.19
  5. Step 5: Solve for x
    x = 151,199,216,129,185.19/13,810,970.44
  6. Step 6: Final answer
    x = 10,947,761.91

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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.