Home / 28,992,759.47-43,489,401.64-8,798,001.47

Finding the Fourth Proportional to 28,992,759.47, 43,489,401.64 and 8,798,001.47

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Solution

The fourth proportional to 28,992,759.47, 43,489,401.64 and 8,798,001.47 is: 13,197,081.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,992,759.47 : 43,489,401.64 = 8,798,001.47 : x
  2. Step 2: Convert to fraction form
    28,992,759.47/43,489,401.64 = 8,798,001.47/x
  3. Step 3: Cross multiply
    28,992,759.47x = 43,489,401.64 × 8,798,001.47
  4. Step 4: Simplify right side
    28,992,759.47x = 382,619,819,531,272.38
  5. Step 5: Solve for x
    x = 382,619,819,531,272.38/28,992,759.47
  6. Step 6: Final answer
    x = 13,197,081.84

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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.