Home / 76,124,907.12-105,052,487.04-41,317,610.16

Finding the Fourth Proportional to 76,124,907.12, 105,052,487.04 and 41,317,610.16

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Solution

The fourth proportional to 76,124,907.12, 105,052,487.04 and 41,317,610.16 is: 57,018,364.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,124,907.12 : 105,052,487.04 = 41,317,610.16 : x
  2. Step 2: Convert to fraction form
    76,124,907.12/105,052,487.04 = 41,317,610.16/x
  3. Step 3: Cross multiply
    76,124,907.12x = 105,052,487.04 × 41,317,610.16
  4. Step 4: Simplify right side
    76,124,907.12x = 4,340,517,705,857,172
  5. Step 5: Solve for x
    x = 4,340,517,705,857,172/76,124,907.12
  6. Step 6: Final answer
    x = 57,018,364.55

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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.