Home / 15,898,168.80-21,942,334.08-9,371,410.56

Finding the Fourth Proportional to 15,898,168.80, 21,942,334.08 and 9,371,410.56

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Solution

The fourth proportional to 15,898,168.80, 21,942,334.08 and 9,371,410.56 is: 12,934,233.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,898,168.80 : 21,942,334.08 = 9,371,410.56 : x
  2. Step 2: Convert to fraction form
    15,898,168.80/21,942,334.08 = 9,371,410.56/x
  3. Step 3: Cross multiply
    15,898,168.80x = 21,942,334.08 × 9,371,410.56
  4. Step 4: Simplify right side
    15,898,168.80x = 205,630,621,308,359.88
  5. Step 5: Solve for x
    x = 205,630,621,308,359.88/15,898,168.80
  6. Step 6: Final answer
    x = 12,934,233.11

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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.