Home / 8,097,999.21-11,167,996.10-6,719,155.83

Finding the Fourth Proportional to 8,097,999.21, 11,167,996.10 and 6,719,155.83

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Solution

The fourth proportional to 8,097,999.21, 11,167,996.10 and 6,719,155.83 is: 9,266,425.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,097,999.21 : 11,167,996.10 = 6,719,155.83 : x
  2. Step 2: Convert to fraction form
    8,097,999.21/11,167,996.10 = 6,719,155.83/x
  3. Step 3: Cross multiply
    8,097,999.21x = 11,167,996.10 × 6,719,155.83
  4. Step 4: Simplify right side
    8,097,999.21x = 75,039,506,071,136.48
  5. Step 5: Solve for x
    x = 75,039,506,071,136.48/8,097,999.21
  6. Step 6: Final answer
    x = 9,266,425.46

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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.