Home / 12,899,115.01-19,348,669.66-4,702,371.75

Finding the Fourth Proportional to 12,899,115.01, 19,348,669.66 and 4,702,371.75

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Solution

The fourth proportional to 12,899,115.01, 19,348,669.66 and 4,702,371.75 is: 7,053,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,899,115.01 : 19,348,669.66 = 4,702,371.75 : x
  2. Step 2: Convert to fraction form
    12,899,115.01/19,348,669.66 = 4,702,371.75/x
  3. Step 3: Cross multiply
    12,899,115.01x = 19,348,669.66 × 4,702,371.75
  4. Step 4: Simplify right side
    12,899,115.01x = 90,984,637,609,266.11
  5. Step 5: Solve for x
    x = 90,984,637,609,266.11/12,899,115.01
  6. Step 6: Final answer
    x = 7,053,556.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.