Home / 13,959,172.63-19,266,422.57-9,057,514.87

Finding the Fourth Proportional to 13,959,172.63, 19,266,422.57 and 9,057,514.87

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Solution

The fourth proportional to 13,959,172.63, 19,266,422.57 and 9,057,514.87 is: 12,501,164.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,959,172.63 : 19,266,422.57 = 9,057,514.87 : x
  2. Step 2: Convert to fraction form
    13,959,172.63/19,266,422.57 = 9,057,514.87/x
  3. Step 3: Cross multiply
    13,959,172.63x = 19,266,422.57 × 9,057,514.87
  4. Step 4: Simplify right side
    13,959,172.63x = 174,505,908,919,478.59
  5. Step 5: Solve for x
    x = 174,505,908,919,478.59/13,959,172.63
  6. Step 6: Final answer
    x = 12,501,164.18

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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.