Home / 13,542,352.20-18,684,830.93-8,031,145.01

Finding the Fourth Proportional to 13,542,352.20, 18,684,830.93 and 8,031,145.01

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Solution

The fourth proportional to 13,542,352.20, 18,684,830.93 and 8,031,145.01 is: 11,080,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,352.20 : 18,684,830.93 = 8,031,145.01 : x
  2. Step 2: Convert to fraction form
    13,542,352.20/18,684,830.93 = 8,031,145.01/x
  3. Step 3: Cross multiply
    13,542,352.20x = 18,684,830.93 × 8,031,145.01
  4. Step 4: Simplify right side
    13,542,352.20x = 150,060,586,552,583.28
  5. Step 5: Solve for x
    x = 150,060,586,552,583.28/13,542,352.20
  6. Step 6: Final answer
    x = 11,080,836.20

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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.