Home / 7,840,995.84-10,821,745.92-4,786,984.32

Finding the Fourth Proportional to 7,840,995.84, 10,821,745.92 and 4,786,984.32

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Solution

The fourth proportional to 7,840,995.84, 10,821,745.92 and 4,786,984.32 is: 6,606,753.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840,995.84 : 10,821,745.92 = 4,786,984.32 : x
  2. Step 2: Convert to fraction form
    7,840,995.84/10,821,745.92 = 4,786,984.32/x
  3. Step 3: Cross multiply
    7,840,995.84x = 10,821,745.92 × 4,786,984.32
  4. Step 4: Simplify right side
    7,840,995.84x = 51,803,528,034,063.98
  5. Step 5: Solve for x
    x = 51,803,528,034,063.98/7,840,995.84
  6. Step 6: Final answer
    x = 6,606,753.67

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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.