Home / 9,328,963.16-12,873,402.24-5,142,464.12

Finding the Fourth Proportional to 9,328,963.16, 12,873,402.24 and 5,142,464.12

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Solution

The fourth proportional to 9,328,963.16, 12,873,402.24 and 5,142,464.12 is: 7,096,287.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328,963.16 : 12,873,402.24 = 5,142,464.12 : x
  2. Step 2: Convert to fraction form
    9,328,963.16/12,873,402.24 = 5,142,464.12/x
  3. Step 3: Cross multiply
    9,328,963.16x = 12,873,402.24 × 5,142,464.12
  4. Step 4: Simplify right side
    9,328,963.16x = 66,201,009,121,527.63
  5. Step 5: Solve for x
    x = 66,201,009,121,527.63/9,328,963.16
  6. Step 6: Final answer
    x = 7,096,287.98

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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.