Home / 76,809,699.60-115,053,586.20-35,904,051.60

Finding the Fourth Proportional to 76,809,699.60, 115,053,586.20 and 35,904,051.60

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Solution

The fourth proportional to 76,809,699.60, 115,053,586.20 and 35,904,051.60 is: 53,780,836.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,809,699.60 : 115,053,586.20 = 35,904,051.60 : x
  2. Step 2: Convert to fraction form
    76,809,699.60/115,053,586.20 = 35,904,051.60/x
  3. Step 3: Cross multiply
    76,809,699.60x = 115,053,586.20 × 35,904,051.60
  4. Step 4: Simplify right side
    76,809,699.60x = 4,130,889,895,689,848
  5. Step 5: Solve for x
    x = 4,130,889,895,689,848/76,809,699.60
  6. Step 6: Final answer
    x = 53,780,836.50

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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.