Home / 8,509,912.44-11,742,073.02-5,072,473.32

Finding the Fourth Proportional to 8,509,912.44, 11,742,073.02 and 5,072,473.32

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Solution

The fourth proportional to 8,509,912.44, 11,742,073.02 and 5,072,473.32 is: 6,999,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509,912.44 : 11,742,073.02 = 5,072,473.32 : x
  2. Step 2: Convert to fraction form
    8,509,912.44/11,742,073.02 = 5,072,473.32/x
  3. Step 3: Cross multiply
    8,509,912.44x = 11,742,073.02 × 5,072,473.32
  4. Step 4: Simplify right side
    8,509,912.44x = 59,561,352,115,441.83
  5. Step 5: Solve for x
    x = 59,561,352,115,441.83/8,509,912.44
  6. Step 6: Final answer
    x = 6,999,055.81

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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.