Home / 13,185,298.89-18,181,846.31-9,754,683.21

Finding the Fourth Proportional to 13,185,298.89, 18,181,846.31 and 9,754,683.21

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Solution

The fourth proportional to 13,185,298.89, 18,181,846.31 and 9,754,683.21 is: 13,451,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,185,298.89 : 18,181,846.31 = 9,754,683.21 : x
  2. Step 2: Convert to fraction form
    13,185,298.89/18,181,846.31 = 9,754,683.21/x
  3. Step 3: Cross multiply
    13,185,298.89x = 18,181,846.31 × 9,754,683.21
  4. Step 4: Simplify right side
    13,185,298.89x = 177,358,150,878,184.06
  5. Step 5: Solve for x
    x = 177,358,150,878,184.06/13,185,298.89
  6. Step 6: Final answer
    x = 13,451,204.43

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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.