Home / 12,456,686.70-17,190,203.81-6,949,733.90

Finding the Fourth Proportional to 12,456,686.70, 17,190,203.81 and 6,949,733.90

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Solution

The fourth proportional to 12,456,686.70, 17,190,203.81 and 6,949,733.90 is: 9,590,619.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456,686.70 : 17,190,203.81 = 6,949,733.90 : x
  2. Step 2: Convert to fraction form
    12,456,686.70/17,190,203.81 = 6,949,733.90/x
  3. Step 3: Cross multiply
    12,456,686.70x = 17,190,203.81 × 6,949,733.90
  4. Step 4: Simplify right side
    12,456,686.70x = 119,467,342,045,566.45
  5. Step 5: Solve for x
    x = 119,467,342,045,566.45/12,456,686.70
  6. Step 6: Final answer
    x = 9,590,619.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.