Home / 11,870,464.80-17,805,697.20-7,083,559.20

Finding the Fourth Proportional to 11,870,464.80, 17,805,697.20 and 7,083,559.20

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Solution

The fourth proportional to 11,870,464.80, 17,805,697.20 and 7,083,559.20 is: 10,625,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870,464.80 : 17,805,697.20 = 7,083,559.20 : x
  2. Step 2: Convert to fraction form
    11,870,464.80/17,805,697.20 = 7,083,559.20/x
  3. Step 3: Cross multiply
    11,870,464.80x = 17,805,697.20 × 7,083,559.20
  4. Step 4: Simplify right side
    11,870,464.80x = 126,127,710,213,474.23
  5. Step 5: Solve for x
    x = 126,127,710,213,474.23/11,870,464.80
  6. Step 6: Final answer
    x = 10,625,338.80

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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.