Home / 12,193,909.63-18,289,084.01-3,555,688.83

Finding the Fourth Proportional to 12,193,909.63, 18,289,084.01 and 3,555,688.83

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Solution

The fourth proportional to 12,193,909.63, 18,289,084.01 and 3,555,688.83 is: 5,333,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,909.63 : 18,289,084.01 = 3,555,688.83 : x
  2. Step 2: Convert to fraction form
    12,193,909.63/18,289,084.01 = 3,555,688.83/x
  3. Step 3: Cross multiply
    12,193,909.63x = 18,289,084.01 × 3,555,688.83
  4. Step 4: Simplify right side
    12,193,909.63x = 65,030,291,725,288.62
  5. Step 5: Solve for x
    x = 65,030,291,725,288.62/12,193,909.63
  6. Step 6: Final answer
    x = 5,333,014.08

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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.