Home / 7,112,309.22-10,657,687.32-4,707,538.70

Finding the Fourth Proportional to 7,112,309.22, 10,657,687.32 and 4,707,538.70

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Solution

The fourth proportional to 7,112,309.22, 10,657,687.32 and 4,707,538.70 is: 7,054,175.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,309.22 : 10,657,687.32 = 4,707,538.70 : x
  2. Step 2: Convert to fraction form
    7,112,309.22/10,657,687.32 = 4,707,538.70/x
  3. Step 3: Cross multiply
    7,112,309.22x = 10,657,687.32 × 4,707,538.70
  4. Step 4: Simplify right side
    7,112,309.22x = 50,171,475,458,110.85
  5. Step 5: Solve for x
    x = 50,171,475,458,110.85/7,112,309.22
  6. Step 6: Final answer
    x = 7,054,175.22

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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.