Home / 9,965,195.70-13,751,969.94-5,381,516.67

Finding the Fourth Proportional to 9,965,195.70, 13,751,969.94 and 5,381,516.67

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Solution

The fourth proportional to 9,965,195.70, 13,751,969.94 and 5,381,516.67 is: 7,426,492.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,195.70 : 13,751,969.94 = 5,381,516.67 : x
  2. Step 2: Convert to fraction form
    9,965,195.70/13,751,969.94 = 5,381,516.67/x
  3. Step 3: Cross multiply
    9,965,195.70x = 13,751,969.94 × 5,381,516.67
  4. Step 4: Simplify right side
    9,965,195.70x = 74,006,455,477,448.89
  5. Step 5: Solve for x
    x = 74,006,455,477,448.89/9,965,195.70
  6. Step 6: Final answer
    x = 7,426,492.94

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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.