Home / 12,138,946.03-16,751,550.02-6,632,202.65

Finding the Fourth Proportional to 12,138,946.03, 16,751,550.02 and 6,632,202.65

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Solution

The fourth proportional to 12,138,946.03, 16,751,550.02 and 6,632,202.65 is: 9,152,332.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,138,946.03 : 16,751,550.02 = 6,632,202.65 : x
  2. Step 2: Convert to fraction form
    12,138,946.03/16,751,550.02 = 6,632,202.65/x
  3. Step 3: Cross multiply
    12,138,946.03x = 16,751,550.02 × 6,632,202.65
  4. Step 4: Simplify right side
    12,138,946.03x = 111,099,674,317,332.78
  5. Step 5: Solve for x
    x = 111,099,674,317,332.78/12,138,946.03
  6. Step 6: Final answer
    x = 9,152,332.84

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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.