Home / 19,256,670.12-26,576,926.56-11,916,867.30

Finding the Fourth Proportional to 19,256,670.12, 26,576,926.56 and 11,916,867.30

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Solution

The fourth proportional to 19,256,670.12, 26,576,926.56 and 11,916,867.30 is: 16,446,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256,670.12 : 26,576,926.56 = 11,916,867.30 : x
  2. Step 2: Convert to fraction form
    19,256,670.12/26,576,926.56 = 11,916,867.30/x
  3. Step 3: Cross multiply
    19,256,670.12x = 26,576,926.56 × 11,916,867.30
  4. Step 4: Simplify right side
    19,256,670.12x = 316,713,707,057,365.50
  5. Step 5: Solve for x
    x = 316,713,707,057,365.50/19,256,670.12
  6. Step 6: Final answer
    x = 16,446,961.24

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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.