Home / 11,570,791.34-15,964,460.51-9,115,783.61

Finding the Fourth Proportional to 11,570,791.34, 15,964,460.51 and 9,115,783.61

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Solution

The fourth proportional to 11,570,791.34, 15,964,460.51 and 9,115,783.61 is: 12,577,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570,791.34 : 15,964,460.51 = 9,115,783.61 : x
  2. Step 2: Convert to fraction form
    11,570,791.34/15,964,460.51 = 9,115,783.61/x
  3. Step 3: Cross multiply
    11,570,791.34x = 15,964,460.51 × 9,115,783.61
  4. Step 4: Simplify right side
    11,570,791.34x = 145,528,567,334,149.03
  5. Step 5: Solve for x
    x = 145,528,567,334,149.03/11,570,791.34
  6. Step 6: Final answer
    x = 12,577,235.47

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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.