Home / 28,515,466.44-42,775,713.18-8,045,365.32

Finding the Fourth Proportional to 28,515,466.44, 42,775,713.18 and 8,045,365.32

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Solution

The fourth proportional to 28,515,466.44, 42,775,713.18 and 8,045,365.32 is: 12,068,757.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,515,466.44 : 42,775,713.18 = 8,045,365.32 : x
  2. Step 2: Convert to fraction form
    28,515,466.44/42,775,713.18 = 8,045,365.32/x
  3. Step 3: Cross multiply
    28,515,466.44x = 42,775,713.18 × 8,045,365.32
  4. Step 4: Simplify right side
    28,515,466.44x = 344,146,239,356,638.94
  5. Step 5: Solve for x
    x = 344,146,239,356,638.94/28,515,466.44
  6. Step 6: Final answer
    x = 12,068,757.15

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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.