Home / 9,782,414.60-14,689,368.30-7,388,961.80

Finding the Fourth Proportional to 9,782,414.60, 14,689,368.30 and 7,388,961.80

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Solution

The fourth proportional to 9,782,414.60, 14,689,368.30 and 7,388,961.80 is: 11,095,336.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,782,414.60 : 14,689,368.30 = 7,388,961.80 : x
  2. Step 2: Convert to fraction form
    9,782,414.60/14,689,368.30 = 7,388,961.80/x
  3. Step 3: Cross multiply
    9,782,414.60x = 14,689,368.30 × 7,388,961.80
  4. Step 4: Simplify right side
    9,782,414.60x = 108,539,181,234,830.94
  5. Step 5: Solve for x
    x = 108,539,181,234,830.94/9,782,414.60
  6. Step 6: Final answer
    x = 11,095,336.45

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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.