Home / 12,751,903.86-19,129,004.48-4,116,209.04

Finding the Fourth Proportional to 12,751,903.86, 19,129,004.48 and 4,116,209.04

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Solution

The fourth proportional to 12,751,903.86, 19,129,004.48 and 4,116,209.04 is: 6,174,684.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,751,903.86 : 19,129,004.48 = 4,116,209.04 : x
  2. Step 2: Convert to fraction form
    12,751,903.86/19,129,004.48 = 4,116,209.04/x
  3. Step 3: Cross multiply
    12,751,903.86x = 19,129,004.48 × 4,116,209.04
  4. Step 4: Simplify right side
    12,751,903.86x = 78,738,981,166,776.50
  5. Step 5: Solve for x
    x = 78,738,981,166,776.50/12,751,903.86
  6. Step 6: Final answer
    x = 6,174,684.35

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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.