Home / 12,631,693.28-17,431,840.86-6,973,968.63

Finding the Fourth Proportional to 12,631,693.28, 17,431,840.86 and 6,973,968.63

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Solution

The fourth proportional to 12,631,693.28, 17,431,840.86 and 6,973,968.63 is: 9,624,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,693.28 : 17,431,840.86 = 6,973,968.63 : x
  2. Step 2: Convert to fraction form
    12,631,693.28/17,431,840.86 = 6,973,968.63/x
  3. Step 3: Cross multiply
    12,631,693.28x = 17,431,840.86 × 6,973,968.63
  4. Step 4: Simplify right side
    12,631,693.28x = 121,569,111,301,183.72
  5. Step 5: Solve for x
    x = 121,569,111,301,183.72/12,631,693.28
  6. Step 6: Final answer
    x = 9,624,134.20

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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.