Home / 13,846,378.32-19,107,911.88-7,734,753.36

Finding the Fourth Proportional to 13,846,378.32, 19,107,911.88 and 7,734,753.36

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Solution

The fourth proportional to 13,846,378.32, 19,107,911.88 and 7,734,753.36 is: 10,673,909.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846,378.32 : 19,107,911.88 = 7,734,753.36 : x
  2. Step 2: Convert to fraction form
    13,846,378.32/19,107,911.88 = 7,734,753.36/x
  3. Step 3: Cross multiply
    13,846,378.32x = 19,107,911.88 × 7,734,753.36
  4. Step 4: Simplify right side
    13,846,378.32x = 147,794,985,616,413.91
  5. Step 5: Solve for x
    x = 147,794,985,616,413.91/13,846,378.32
  6. Step 6: Final answer
    x = 10,673,909.25

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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.