Home / 43,356,201.06-65,027,970.72-12,642,527.10

Finding the Fourth Proportional to 43,356,201.06, 65,027,970.72 and 12,642,527.10

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Solution

The fourth proportional to 43,356,201.06, 65,027,970.72 and 12,642,527.10 is: 18,961,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,356,201.06 : 65,027,970.72 = 12,642,527.10 : x
  2. Step 2: Convert to fraction form
    43,356,201.06/65,027,970.72 = 12,642,527.10/x
  3. Step 3: Cross multiply
    43,356,201.06x = 65,027,970.72 × 12,642,527.10
  4. Step 4: Simplify right side
    43,356,201.06x = 822,117,882,085,606.50
  5. Step 5: Solve for x
    x = 822,117,882,085,606.50/43,356,201.06
  6. Step 6: Final answer
    x = 18,961,944.59

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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.