Home / 7,859,895.30-10,846,544.40-4,422,128.13

Finding the Fourth Proportional to 7,859,895.30, 10,846,544.40 and 4,422,128.13

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Solution

The fourth proportional to 7,859,895.30, 10,846,544.40 and 4,422,128.13 is: 6,102,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,895.30 : 10,846,544.40 = 4,422,128.13 : x
  2. Step 2: Convert to fraction form
    7,859,895.30/10,846,544.40 = 4,422,128.13/x
  3. Step 3: Cross multiply
    7,859,895.30x = 10,846,544.40 × 4,422,128.13
  4. Step 4: Simplify right side
    7,859,895.30x = 47,964,809,104,533.97
  5. Step 5: Solve for x
    x = 47,964,809,104,533.97/7,859,895.30
  6. Step 6: Final answer
    x = 6,102,474.30

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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.