Home / 40,097,360.68-55,334,888.58-21,762,865.96

Finding the Fourth Proportional to 40,097,360.68, 55,334,888.58 and 21,762,865.96

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Solution

The fourth proportional to 40,097,360.68, 55,334,888.58 and 21,762,865.96 is: 30,033,043.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,097,360.68 : 55,334,888.58 = 21,762,865.96 : x
  2. Step 2: Convert to fraction form
    40,097,360.68/55,334,888.58 = 21,762,865.96/x
  3. Step 3: Cross multiply
    40,097,360.68x = 55,334,888.58 × 21,762,865.96
  4. Step 4: Simplify right side
    40,097,360.68x = 1,204,245,763,078,074.75
  5. Step 5: Solve for x
    x = 1,204,245,763,078,074.75/40,097,360.68
  6. Step 6: Final answer
    x = 30,033,043.14

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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.