Home / 10,308,662.73-14,233,071.47-6,442,921.53

Finding the Fourth Proportional to 10,308,662.73, 14,233,071.47 and 6,442,921.53

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Solution

The fourth proportional to 10,308,662.73, 14,233,071.47 and 6,442,921.53 is: 8,895,679.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308,662.73 : 14,233,071.47 = 6,442,921.53 : x
  2. Step 2: Convert to fraction form
    10,308,662.73/14,233,071.47 = 6,442,921.53/x
  3. Step 3: Cross multiply
    10,308,662.73x = 14,233,071.47 × 6,442,921.53
  4. Step 4: Simplify right side
    10,308,662.73x = 91,702,562,579,877.14
  5. Step 5: Solve for x
    x = 91,702,562,579,877.14/10,308,662.73
  6. Step 6: Final answer
    x = 8,895,679.78

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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.