Home / 17,127,933-23,634,375.12-9,390,939.36

Finding the Fourth Proportional to 17,127,933, 23,634,375.12 and 9,390,939.36

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Solution

The fourth proportional to 17,127,933, 23,634,375.12 and 9,390,939.36 is: 12,958,305.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,127,933 : 23,634,375.12 = 9,390,939.36 : x
  2. Step 2: Convert to fraction form
    17,127,933/23,634,375.12 = 9,390,939.36/x
  3. Step 3: Cross multiply
    17,127,933x = 23,634,375.12 × 9,390,939.36
  4. Step 4: Simplify right side
    17,127,933x = 221,948,983,563,412.72
  5. Step 5: Solve for x
    x = 221,948,983,563,412.72/17,127,933
  6. Step 6: Final answer
    x = 12,958,305.22

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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.