Home / 7,017,100-9,683,832.72-4,300,321.12

Finding the Fourth Proportional to 7,017,100, 9,683,832.72 and 4,300,321.12

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Solution

The fourth proportional to 7,017,100, 9,683,832.72 and 4,300,321.12 is: 5,934,586.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017,100 : 9,683,832.72 = 4,300,321.12 : x
  2. Step 2: Convert to fraction form
    7,017,100/9,683,832.72 = 4,300,321.12/x
  3. Step 3: Cross multiply
    7,017,100x = 9,683,832.72 × 4,300,321.12
  4. Step 4: Simplify right side
    7,017,100x = 41,643,590,368,363.05
  5. Step 5: Solve for x
    x = 41,643,590,368,363.05/7,017,100
  6. Step 6: Final answer
    x = 5,934,586.99

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