Home / 30,576,034.30-45,864,051.45-28,237,693.90

Finding the Fourth Proportional to 30,576,034.30, 45,864,051.45 and 28,237,693.90

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Solution

The fourth proportional to 30,576,034.30, 45,864,051.45 and 28,237,693.90 is: 42,356,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,576,034.30 : 45,864,051.45 = 28,237,693.90 : x
  2. Step 2: Convert to fraction form
    30,576,034.30/45,864,051.45 = 28,237,693.90/x
  3. Step 3: Cross multiply
    30,576,034.30x = 45,864,051.45 × 28,237,693.90
  4. Step 4: Simplify right side
    30,576,034.30x = 1,295,095,045,858,951.25
  5. Step 5: Solve for x
    x = 1,295,095,045,858,951.25/30,576,034.30
  6. Step 6: Final answer
    x = 42,356,540.85

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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.