Home / 30,576,027.55-45,864,041.33-28,237,687.15

Finding the Fourth Proportional to 30,576,027.55, 45,864,041.33 and 28,237,687.15

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Solution

The fourth proportional to 30,576,027.55, 45,864,041.33 and 28,237,687.15 is: 42,356,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,576,027.55 : 45,864,041.33 = 28,237,687.15 : x
  2. Step 2: Convert to fraction form
    30,576,027.55/45,864,041.33 = 28,237,687.15/x
  3. Step 3: Cross multiply
    30,576,027.55x = 45,864,041.33 × 28,237,687.15
  4. Step 4: Simplify right side
    30,576,027.55x = 1,295,094,450,370,021.50
  5. Step 5: Solve for x
    x = 1,295,094,450,370,021.50/30,576,027.55
  6. Step 6: Final answer
    x = 42,356,530.73

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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.