Home / 43,218,821.16-59,638,739.94-23,638,697.64

Finding the Fourth Proportional to 43,218,821.16, 59,638,739.94 and 23,638,697.64

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Solution

The fourth proportional to 43,218,821.16, 59,638,739.94 and 23,638,697.64 is: 32,619,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,218,821.16 : 59,638,739.94 = 23,638,697.64 : x
  2. Step 2: Convert to fraction form
    43,218,821.16/59,638,739.94 = 23,638,697.64/x
  3. Step 3: Cross multiply
    43,218,821.16x = 59,638,739.94 × 23,638,697.64
  4. Step 4: Simplify right side
    43,218,821.16x = 1,409,782,141,072,251.75
  5. Step 5: Solve for x
    x = 1,409,782,141,072,251.75/43,218,821.16
  6. Step 6: Final answer
    x = 32,619,634.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.