Home / 28,064,312.34-42,100,458.96-8,635,149.32

Finding the Fourth Proportional to 28,064,312.34, 42,100,458.96 and 8,635,149.32

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Solution

The fourth proportional to 28,064,312.34, 42,100,458.96 and 8,635,149.32 is: 12,953,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064,312.34 : 42,100,458.96 = 8,635,149.32 : x
  2. Step 2: Convert to fraction form
    28,064,312.34/42,100,458.96 = 8,635,149.32/x
  3. Step 3: Cross multiply
    28,064,312.34x = 42,100,458.96 × 8,635,149.32
  4. Step 4: Simplify right side
    28,064,312.34x = 363,543,749,560,131.94
  5. Step 5: Solve for x
    x = 363,543,749,560,131.94/28,064,312.34
  6. Step 6: Final answer
    x = 12,953,951.81

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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.