Home / 12,451,572-17,183,431.80-7,019,064

Finding the Fourth Proportional to 12,451,572, 17,183,431.80 and 7,019,064

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Solution

The fourth proportional to 12,451,572, 17,183,431.80 and 7,019,064 is: 9,686,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451,572 : 17,183,431.80 = 7,019,064 : x
  2. Step 2: Convert to fraction form
    12,451,572/17,183,431.80 = 7,019,064/x
  3. Step 3: Cross multiply
    12,451,572x = 17,183,431.80 × 7,019,064
  4. Step 4: Simplify right side
    12,451,572x = 120,611,607,543,835.20
  5. Step 5: Solve for x
    x = 120,611,607,543,835.20/12,451,572
  6. Step 6: Final answer
    x = 9,686,456.26

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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.