Home / 9,530,574.90-13,152,294.93-5,179,661.43

Finding the Fourth Proportional to 9,530,574.90, 13,152,294.93 and 5,179,661.43

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Solution

The fourth proportional to 9,530,574.90, 13,152,294.93 and 5,179,661.43 is: 7,147,987.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530,574.90 : 13,152,294.93 = 5,179,661.43 : x
  2. Step 2: Convert to fraction form
    9,530,574.90/13,152,294.93 = 5,179,661.43/x
  3. Step 3: Cross multiply
    9,530,574.90x = 13,152,294.93 × 5,179,661.43
  4. Step 4: Simplify right side
    9,530,574.90x = 68,124,434,764,905.55
  5. Step 5: Solve for x
    x = 68,124,434,764,905.55/9,530,574.90
  6. Step 6: Final answer
    x = 7,147,987.97

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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.