Home / 5,448,406.25-7,518,800.63-3,157,895.54

Finding the Fourth Proportional to 5,448,406.25, 7,518,800.63 and 3,157,895.54

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Solution

The fourth proportional to 5,448,406.25, 7,518,800.63 and 3,157,895.54 is: 4,357,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448,406.25 : 7,518,800.63 = 3,157,895.54 : x
  2. Step 2: Convert to fraction form
    5,448,406.25/7,518,800.63 = 3,157,895.54/x
  3. Step 3: Cross multiply
    5,448,406.25x = 7,518,800.63 × 3,157,895.54
  4. Step 4: Simplify right side
    5,448,406.25x = 23,743,586,975,626.19
  5. Step 5: Solve for x
    x = 23,743,586,975,626.19/5,448,406.25
  6. Step 6: Final answer
    x = 4,357,895.85

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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.