Home / 76,747,837.44-105,913,400.40-41,941,994.88

Finding the Fourth Proportional to 76,747,837.44, 105,913,400.40 and 41,941,994.88

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Solution

The fourth proportional to 76,747,837.44, 105,913,400.40 and 41,941,994.88 is: 57,880,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,747,837.44 : 105,913,400.40 = 41,941,994.88 : x
  2. Step 2: Convert to fraction form
    76,747,837.44/105,913,400.40 = 41,941,994.88/x
  3. Step 3: Cross multiply
    76,747,837.44x = 105,913,400.40 × 41,941,994.88
  4. Step 4: Simplify right side
    76,747,837.44x = 4,442,219,297,300,190.50
  5. Step 5: Solve for x
    x = 4,442,219,297,300,190.50/76,747,837.44
  6. Step 6: Final answer
    x = 57,880,709.68

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1.5x scale

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.