Home / 19,158,341.34-28,741,303.73-7,027,910.76

Finding the Fourth Proportional to 19,158,341.34, 28,741,303.73 and 7,027,910.76

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Solution

The fourth proportional to 19,158,341.34, 28,741,303.73 and 7,027,910.76 is: 10,543,257.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,158,341.34 : 28,741,303.73 = 7,027,910.76 : x
  2. Step 2: Convert to fraction form
    19,158,341.34/28,741,303.73 = 7,027,910.76/x
  3. Step 3: Cross multiply
    19,158,341.34x = 28,741,303.73 × 7,027,910.76
  4. Step 4: Simplify right side
    19,158,341.34x = 201,991,317,705,355.59
  5. Step 5: Solve for x
    x = 201,991,317,705,355.59/19,158,341.34
  6. Step 6: Final answer
    x = 10,543,257.07

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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.