Home / 76,555,075.89-105,646,171.83-43,515,527.43

Finding the Fourth Proportional to 76,555,075.89, 105,646,171.83 and 43,515,527.43

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Solution

The fourth proportional to 76,555,075.89, 105,646,171.83 and 43,515,527.43 is: 60,051,522.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,555,075.89 : 105,646,171.83 = 43,515,527.43 : x
  2. Step 2: Convert to fraction form
    76,555,075.89/105,646,171.83 = 43,515,527.43/x
  3. Step 3: Cross multiply
    76,555,075.89x = 105,646,171.83 × 43,515,527.43
  4. Step 4: Simplify right side
    76,555,075.89x = 4,597,248,888,142,858
  5. Step 5: Solve for x
    x = 4,597,248,888,142,858/76,555,075.89
  6. Step 6: Final answer
    x = 60,051,522.84

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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.