Home / 18,677,427.83-25,774,885.80-10,418,025.09

Finding the Fourth Proportional to 18,677,427.83, 25,774,885.80 and 10,418,025.09

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Solution

The fourth proportional to 18,677,427.83, 25,774,885.80 and 10,418,025.09 is: 14,376,894.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,677,427.83 : 25,774,885.80 = 10,418,025.09 : x
  2. Step 2: Convert to fraction form
    18,677,427.83/25,774,885.80 = 10,418,025.09/x
  3. Step 3: Cross multiply
    18,677,427.83x = 25,774,885.80 × 10,418,025.09
  4. Step 4: Simplify right side
    18,677,427.83x = 268,523,407,052,940.56
  5. Step 5: Solve for x
    x = 268,523,407,052,940.56/18,677,427.83
  6. Step 6: Final answer
    x = 14,376,894.37

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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.