Home / 7,105,069.48-9,804,403.20-4,007,422.12

Finding the Fourth Proportional to 7,105,069.48, 9,804,403.20 and 4,007,422.12

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Solution

The fourth proportional to 7,105,069.48, 9,804,403.20 and 4,007,422.12 is: 5,529,908.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,069.48 : 9,804,403.20 = 4,007,422.12 : x
  2. Step 2: Convert to fraction form
    7,105,069.48/9,804,403.20 = 4,007,422.12/x
  3. Step 3: Cross multiply
    7,105,069.48x = 9,804,403.20 × 4,007,422.12
  4. Step 4: Simplify right side
    7,105,069.48x = 39,290,382,257,078.78
  5. Step 5: Solve for x
    x = 39,290,382,257,078.78/7,105,069.48
  6. Step 6: Final answer
    x = 5,529,908.24

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1.5x scale

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.