Home / 8,619,151.78-11,894,521.08-4,751,811.46

Finding the Fourth Proportional to 8,619,151.78, 11,894,521.08 and 4,751,811.46

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Solution

The fourth proportional to 8,619,151.78, 11,894,521.08 and 4,751,811.46 is: 6,557,550.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619,151.78 : 11,894,521.08 = 4,751,811.46 : x
  2. Step 2: Convert to fraction form
    8,619,151.78/11,894,521.08 = 4,751,811.46/x
  3. Step 3: Cross multiply
    8,619,151.78x = 11,894,521.08 × 4,751,811.46
  4. Step 4: Simplify right side
    8,619,151.78x = 56,520,521,579,155.58
  5. Step 5: Solve for x
    x = 56,520,521,579,155.58/8,619,151.78
  6. Step 6: Final answer
    x = 6,557,550.33

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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.