Home / 12,642,682.48-17,446,947.84-6,841,463.69

Finding the Fourth Proportional to 12,642,682.48, 17,446,947.84 and 6,841,463.69

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Solution

The fourth proportional to 12,642,682.48, 17,446,947.84 and 6,841,463.69 is: 9,441,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,682.48 : 17,446,947.84 = 6,841,463.69 : x
  2. Step 2: Convert to fraction form
    12,642,682.48/17,446,947.84 = 6,841,463.69/x
  3. Step 3: Cross multiply
    12,642,682.48x = 17,446,947.84 × 6,841,463.69
  4. Step 4: Simplify right side
    12,642,682.48x = 119,362,660,148,683.94
  5. Step 5: Solve for x
    x = 119,362,660,148,683.94/12,642,682.48
  6. Step 6: Final answer
    x = 9,441,244.80

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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.