Home / 9,219,435.06-12,722,486.90-5,089,377.54

Finding the Fourth Proportional to 9,219,435.06, 12,722,486.90 and 5,089,377.54

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Solution

The fourth proportional to 9,219,435.06, 12,722,486.90 and 5,089,377.54 is: 7,023,156.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219,435.06 : 12,722,486.90 = 5,089,377.54 : x
  2. Step 2: Convert to fraction form
    9,219,435.06/12,722,486.90 = 5,089,377.54/x
  3. Step 3: Cross multiply
    9,219,435.06x = 12,722,486.90 × 5,089,377.54
  4. Step 4: Simplify right side
    9,219,435.06x = 64,749,539,056,357.34
  5. Step 5: Solve for x
    x = 64,749,539,056,357.34/9,219,435.06
  6. Step 6: Final answer
    x = 7,023,156.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.