Home / 16,876,921.84-23,290,263.94-9,141,964.10

Finding the Fourth Proportional to 16,876,921.84, 23,290,263.94 and 9,141,964.10

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Solution

The fourth proportional to 16,876,921.84, 23,290,263.94 and 9,141,964.10 is: 12,615,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876,921.84 : 23,290,263.94 = 9,141,964.10 : x
  2. Step 2: Convert to fraction form
    16,876,921.84/23,290,263.94 = 9,141,964.10/x
  3. Step 3: Cross multiply
    16,876,921.84x = 23,290,263.94 × 9,141,964.10
  4. Step 4: Simplify right side
    16,876,921.84x = 212,918,756,819,004.56
  5. Step 5: Solve for x
    x = 212,918,756,819,004.56/16,876,921.84
  6. Step 6: Final answer
    x = 12,615,971.02

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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.