Home / 7,756,638.78-11,606,614.34-4,563,268.86

Finding the Fourth Proportional to 7,756,638.78, 11,606,614.34 and 4,563,268.86

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Solution

The fourth proportional to 7,756,638.78, 11,606,614.34 and 4,563,268.86 is: 6,828,228.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756,638.78 : 11,606,614.34 = 4,563,268.86 : x
  2. Step 2: Convert to fraction form
    7,756,638.78/11,606,614.34 = 4,563,268.86/x
  3. Step 3: Cross multiply
    7,756,638.78x = 11,606,614.34 × 4,563,268.86
  4. Step 4: Simplify right side
    7,756,638.78x = 52,964,101,764,935.12
  5. Step 5: Solve for x
    x = 52,964,101,764,935.12/7,756,638.78
  6. Step 6: Final answer
    x = 6,828,228.47

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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.