Home / 12,642,682.98-17,446,948.53-6,841,464.19

Finding the Fourth Proportional to 12,642,682.98, 17,446,948.53 and 6,841,464.19

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Solution

The fourth proportional to 12,642,682.98, 17,446,948.53 and 6,841,464.19 is: 9,441,245.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,682.98 : 17,446,948.53 = 6,841,464.19 : x
  2. Step 2: Convert to fraction form
    12,642,682.98/17,446,948.53 = 6,841,464.19/x
  3. Step 3: Cross multiply
    12,642,682.98x = 17,446,948.53 × 6,841,464.19
  4. Step 4: Simplify right side
    12,642,682.98x = 119,362,673,592,768.16
  5. Step 5: Solve for x
    x = 119,362,673,592,768.16/12,642,682.98
  6. Step 6: Final answer
    x = 9,441,245.48

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Double scale
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1.5x scale

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.