Home / 13,184,832.56-19,782,932.22-7,118,359.70

Finding the Fourth Proportional to 13,184,832.56, 19,782,932.22 and 7,118,359.70

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Solution

The fourth proportional to 13,184,832.56, 19,782,932.22 and 7,118,359.70 is: 10,680,607.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184,832.56 : 19,782,932.22 = 7,118,359.70 : x
  2. Step 2: Convert to fraction form
    13,184,832.56/19,782,932.22 = 7,118,359.70/x
  3. Step 3: Cross multiply
    13,184,832.56x = 19,782,932.22 × 7,118,359.70
  4. Step 4: Simplify right side
    13,184,832.56x = 140,822,027,363,764.88
  5. Step 5: Solve for x
    x = 140,822,027,363,764.88/13,184,832.56
  6. Step 6: Final answer
    x = 10,680,607.95

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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.