Home / 16,876,923.56-23,290,266.29-9,141,965.79

Finding the Fourth Proportional to 16,876,923.56, 23,290,266.29 and 9,141,965.79

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Solution

The fourth proportional to 16,876,923.56, 23,290,266.29 and 9,141,965.79 is: 12,615,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876,923.56 : 23,290,266.29 = 9,141,965.79 : x
  2. Step 2: Convert to fraction form
    16,876,923.56/23,290,266.29 = 9,141,965.79/x
  3. Step 3: Cross multiply
    16,876,923.56x = 23,290,266.29 × 9,141,965.79
  4. Step 4: Simplify right side
    16,876,923.56x = 212,918,817,663,170.19
  5. Step 5: Solve for x
    x = 212,918,817,663,170.19/16,876,923.56
  6. Step 6: Final answer
    x = 12,615,973.34

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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.