Home / 7,700,651.78-10,627,025.24-4,215,932.35

Finding the Fourth Proportional to 7,700,651.78, 10,627,025.24 and 4,215,932.35

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Solution

The fourth proportional to 7,700,651.78, 10,627,025.24 and 4,215,932.35 is: 5,818,055.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,651.78 : 10,627,025.24 = 4,215,932.35 : x
  2. Step 2: Convert to fraction form
    7,700,651.78/10,627,025.24 = 4,215,932.35/x
  3. Step 3: Cross multiply
    7,700,651.78x = 10,627,025.24 × 4,215,932.35
  4. Step 4: Simplify right side
    7,700,651.78x = 44,802,819,477,554.78
  5. Step 5: Solve for x
    x = 44,802,819,477,554.78/7,700,651.78
  6. Step 6: Final answer
    x = 5,818,055.51

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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.