Home / 10,387,968.69-15,582,736.25-3,100,852.79

Finding the Fourth Proportional to 10,387,968.69, 15,582,736.25 and 3,100,852.79

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Solution

The fourth proportional to 10,387,968.69, 15,582,736.25 and 3,100,852.79 is: 4,651,512.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,968.69 : 15,582,736.25 = 3,100,852.79 : x
  2. Step 2: Convert to fraction form
    10,387,968.69/15,582,736.25 = 3,100,852.79/x
  3. Step 3: Cross multiply
    10,387,968.69x = 15,582,736.25 × 3,100,852.79
  4. Step 4: Simplify right side
    10,387,968.69x = 48,319,771,176,646.64
  5. Step 5: Solve for x
    x = 48,319,771,176,646.64/10,387,968.69
  6. Step 6: Final answer
    x = 4,651,512.98

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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.