Home / 6,972,205.68-10,458,911-1,923,516.16

Finding the Fourth Proportional to 6,972,205.68, 10,458,911 and 1,923,516.16

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Solution

The fourth proportional to 6,972,205.68, 10,458,911 and 1,923,516.16 is: 2,885,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972,205.68 : 10,458,911 = 1,923,516.16 : x
  2. Step 2: Convert to fraction form
    6,972,205.68/10,458,911 = 1,923,516.16/x
  3. Step 3: Cross multiply
    6,972,205.68x = 10,458,911 × 1,923,516.16
  4. Step 4: Simplify right side
    6,972,205.68x = 20,117,884,324,501.76
  5. Step 5: Solve for x
    x = 20,117,884,324,501.76/6,972,205.68
  6. Step 6: Final answer
    x = 2,885,440.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.