Home / 8,911,059.45-13,369,467.82-4,121,890.31

Finding the Fourth Proportional to 8,911,059.45, 13,369,467.82 and 4,121,890.31

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Solution

The fourth proportional to 8,911,059.45, 13,369,467.82 and 4,121,890.31 is: 6,184,167.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911,059.45 : 13,369,467.82 = 4,121,890.31 : x
  2. Step 2: Convert to fraction form
    8,911,059.45/13,369,467.82 = 4,121,890.31/x
  3. Step 3: Cross multiply
    8,911,059.45x = 13,369,467.82 × 4,121,890.31
  4. Step 4: Simplify right side
    8,911,059.45x = 55,107,479,857,114.83
  5. Step 5: Solve for x
    x = 55,107,479,857,114.83/8,911,059.45
  6. Step 6: Final answer
    x = 6,184,167.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.