Home / 7,137,009.66-9,848,809.32-3,873,754.98

Finding the Fourth Proportional to 7,137,009.66, 9,848,809.32 and 3,873,754.98

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Solution

The fourth proportional to 7,137,009.66, 9,848,809.32 and 3,873,754.98 is: 5,345,638.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,009.66 : 9,848,809.32 = 3,873,754.98 : x
  2. Step 2: Convert to fraction form
    7,137,009.66/9,848,809.32 = 3,873,754.98/x
  3. Step 3: Cross multiply
    7,137,009.66x = 9,848,809.32 × 3,873,754.98
  4. Step 4: Simplify right side
    7,137,009.66x = 38,151,874,150,420.41
  5. Step 5: Solve for x
    x = 38,151,874,150,420.41/7,137,009.66
  6. Step 6: Final answer
    x = 5,345,638.58

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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.