Home / 9,530,570.90-13,152,289.41-5,179,657.43

Finding the Fourth Proportional to 9,530,570.90, 13,152,289.41 and 5,179,657.43

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Solution

The fourth proportional to 9,530,570.90, 13,152,289.41 and 5,179,657.43 is: 7,147,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530,570.90 : 13,152,289.41 = 5,179,657.43 : x
  2. Step 2: Convert to fraction form
    9,530,570.90/13,152,289.41 = 5,179,657.43/x
  3. Step 3: Cross multiply
    9,530,570.90x = 13,152,289.41 × 5,179,657.43
  4. Step 4: Simplify right side
    9,530,570.90x = 68,124,353,498,255.37
  5. Step 5: Solve for x
    x = 68,124,353,498,255.37/9,530,570.90
  6. Step 6: Final answer
    x = 7,147,982.45

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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.