Home / 5,909,968.84-8,155,405.62-3,428,997.30

Finding the Fourth Proportional to 5,909,968.84, 8,155,405.62 and 3,428,997.30

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Solution

The fourth proportional to 5,909,968.84, 8,155,405.62 and 3,428,997.30 is: 4,731,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909,968.84 : 8,155,405.62 = 3,428,997.30 : x
  2. Step 2: Convert to fraction form
    5,909,968.84/8,155,405.62 = 3,428,997.30/x
  3. Step 3: Cross multiply
    5,909,968.84x = 8,155,405.62 × 3,428,997.30
  4. Step 4: Simplify right side
    5,909,968.84x = 27,964,863,834,239.84
  5. Step 5: Solve for x
    x = 27,964,863,834,239.84/5,909,968.84
  6. Step 6: Final answer
    x = 4,731,812.40

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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.