Home / 9,307,550.88-12,840,109.12-5,440,235.04

Finding the Fourth Proportional to 9,307,550.88, 12,840,109.12 and 5,440,235.04

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Solution

The fourth proportional to 9,307,550.88, 12,840,109.12 and 5,440,235.04 is: 7,505,004.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,307,550.88 : 12,840,109.12 = 5,440,235.04 : x
  2. Step 2: Convert to fraction form
    9,307,550.88/12,840,109.12 = 5,440,235.04/x
  3. Step 3: Cross multiply
    9,307,550.88x = 12,840,109.12 × 5,440,235.04
  4. Step 4: Simplify right side
    9,307,550.88x = 69,853,211,552,047.56
  5. Step 5: Solve for x
    x = 69,853,211,552,047.56/9,307,550.88
  6. Step 6: Final answer
    x = 7,505,004.53

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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.