Home / 12,631,220.58-17,431,182.95-6,973,489.86

Finding the Fourth Proportional to 12,631,220.58, 17,431,182.95 and 6,973,489.86

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Solution

The fourth proportional to 12,631,220.58, 17,431,182.95 and 6,973,489.86 is: 9,623,470.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,220.58 : 17,431,182.95 = 6,973,489.86 : x
  2. Step 2: Convert to fraction form
    12,631,220.58/17,431,182.95 = 6,973,489.86/x
  3. Step 3: Cross multiply
    12,631,220.58x = 17,431,182.95 × 6,973,489.86
  4. Step 4: Simplify right side
    12,631,220.58x = 121,556,177,549,629.89
  5. Step 5: Solve for x
    x = 121,556,177,549,629.89/12,631,220.58
  6. Step 6: Final answer
    x = 9,623,470.41

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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.