Home / 9,332,620.88-12,879,783.35-5,147,124.45

Finding the Fourth Proportional to 9,332,620.88, 12,879,783.35 and 5,147,124.45

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Solution

The fourth proportional to 9,332,620.88, 12,879,783.35 and 5,147,124.45 is: 7,103,454.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332,620.88 : 12,879,783.35 = 5,147,124.45 : x
  2. Step 2: Convert to fraction form
    9,332,620.88/12,879,783.35 = 5,147,124.45/x
  3. Step 3: Cross multiply
    9,332,620.88x = 12,879,783.35 × 5,147,124.45
  4. Step 4: Simplify right side
    9,332,620.88x = 66,293,847,791,487.91
  5. Step 5: Solve for x
    x = 66,293,847,791,487.91/9,332,620.88
  6. Step 6: Final answer
    x = 7,103,454.50

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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.