Home / 5,543,312-7,649,771.04-3,129,019.52

Finding the Fourth Proportional to 5,543,312, 7,649,771.04 and 3,129,019.52

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Solution

The fourth proportional to 5,543,312, 7,649,771.04 and 3,129,019.52 is: 4,318,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543,312 : 7,649,771.04 = 3,129,019.52 : x
  2. Step 2: Convert to fraction form
    5,543,312/7,649,771.04 = 3,129,019.52/x
  3. Step 3: Cross multiply
    5,543,312x = 7,649,771.04 × 3,129,019.52
  4. Step 4: Simplify right side
    5,543,312x = 23,936,282,907,690.70
  5. Step 5: Solve for x
    x = 23,936,282,907,690.70/5,543,312
  6. Step 6: Final answer
    x = 4,318,047.21

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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.