Home / 11,086,825.40-16,642,679.70-8,573,622.20

Finding the Fourth Proportional to 11,086,825.40, 16,642,679.70 and 8,573,622.20

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Solution

The fourth proportional to 11,086,825.40, 16,642,679.70 and 8,573,622.20 is: 12,870,054.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086,825.40 : 16,642,679.70 = 8,573,622.20 : x
  2. Step 2: Convert to fraction form
    11,086,825.40/16,642,679.70 = 8,573,622.20/x
  3. Step 3: Cross multiply
    11,086,825.40x = 16,642,679.70 × 8,573,622.20
  4. Step 4: Simplify right side
    11,086,825.40x = 142,688,048,143,409.31
  5. Step 5: Solve for x
    x = 142,688,048,143,409.31/11,086,825.40
  6. Step 6: Final answer
    x = 12,870,054.59

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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.