Home / 12,530,409.20-18,795,613.80-4,011,606.80

Finding the Fourth Proportional to 12,530,409.20, 18,795,613.80 and 4,011,606.80

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Solution

The fourth proportional to 12,530,409.20, 18,795,613.80 and 4,011,606.80 is: 6,017,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530,409.20 : 18,795,613.80 = 4,011,606.80 : x
  2. Step 2: Convert to fraction form
    12,530,409.20/18,795,613.80 = 4,011,606.80/x
  3. Step 3: Cross multiply
    12,530,409.20x = 18,795,613.80 × 4,011,606.80
  4. Step 4: Simplify right side
    12,530,409.20x = 75,400,612,130,253.84
  5. Step 5: Solve for x
    x = 75,400,612,130,253.84/12,530,409.20
  6. Step 6: Final answer
    x = 6,017,410.20

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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.