Home / 12,464,868.60-18,686,017.98-4,889,800.44

Finding the Fourth Proportional to 12,464,868.60, 18,686,017.98 and 4,889,800.44

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Solution

The fourth proportional to 12,464,868.60, 18,686,017.98 and 4,889,800.44 is: 7,330,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,868.60 : 18,686,017.98 = 4,889,800.44 : x
  2. Step 2: Convert to fraction form
    12,464,868.60/18,686,017.98 = 4,889,800.44/x
  3. Step 3: Cross multiply
    12,464,868.60x = 18,686,017.98 × 4,889,800.44
  4. Step 4: Simplify right side
    12,464,868.60x = 91,370,898,940,451.92
  5. Step 5: Solve for x
    x = 91,370,898,940,451.92/12,464,868.60
  6. Step 6: Final answer
    x = 7,330,273.74

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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.