Home / 18,691,386.55-25,794,449.37-10,962,003.67

Finding the Fourth Proportional to 18,691,386.55, 25,794,449.37 and 10,962,003.67

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Solution

The fourth proportional to 18,691,386.55, 25,794,449.37 and 10,962,003.67 is: 15,127,762.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,691,386.55 : 25,794,449.37 = 10,962,003.67 : x
  2. Step 2: Convert to fraction form
    18,691,386.55/25,794,449.37 = 10,962,003.67/x
  3. Step 3: Cross multiply
    18,691,386.55x = 25,794,449.37 × 10,962,003.67
  4. Step 4: Simplify right side
    18,691,386.55x = 282,758,848,595,083.06
  5. Step 5: Solve for x
    x = 282,758,848,595,083.06/18,691,386.55
  6. Step 6: Final answer
    x = 15,127,762.08

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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.