Home / 76,659,014.44-114,984,699.10-28,133,050.28

Finding the Fourth Proportional to 76,659,014.44, 114,984,699.10 and 28,133,050.28

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Solution

The fourth proportional to 76,659,014.44, 114,984,699.10 and 28,133,050.28 is: 42,198,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,659,014.44 : 114,984,699.10 = 28,133,050.28 : x
  2. Step 2: Convert to fraction form
    76,659,014.44/114,984,699.10 = 28,133,050.28/x
  3. Step 3: Cross multiply
    76,659,014.44x = 114,984,699.10 × 28,133,050.28
  4. Step 4: Simplify right side
    76,659,014.44x = 3,234,870,321,210,970.50
  5. Step 5: Solve for x
    x = 3,234,870,321,210,970.50/76,659,014.44
  6. Step 6: Final answer
    x = 42,198,172.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.