Home / 5,275,190.84-7,912,548.48-2,199,915.32

Finding the Fourth Proportional to 5,275,190.84, 7,912,548.48 and 2,199,915.32

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Solution

The fourth proportional to 5,275,190.84, 7,912,548.48 and 2,199,915.32 is: 3,299,773.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,190.84 : 7,912,548.48 = 2,199,915.32 : x
  2. Step 2: Convert to fraction form
    5,275,190.84/7,912,548.48 = 2,199,915.32/x
  3. Step 3: Cross multiply
    5,275,190.84x = 7,912,548.48 × 2,199,915.32
  4. Step 4: Simplify right side
    5,275,190.84x = 17,406,936,621,394.71
  5. Step 5: Solve for x
    x = 17,406,936,621,394.71/5,275,190.84
  6. Step 6: Final answer
    x = 3,299,773.82

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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.