Home / 7,097,871.90-9,795,090-4,485,536.91

Finding the Fourth Proportional to 7,097,871.90, 9,795,090 and 4,485,536.91

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Solution

The fourth proportional to 7,097,871.90, 9,795,090 and 4,485,536.91 is: 6,190,057.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097,871.90 : 9,795,090 = 4,485,536.91 : x
  2. Step 2: Convert to fraction form
    7,097,871.90/9,795,090 = 4,485,536.91/x
  3. Step 3: Cross multiply
    7,097,871.90x = 9,795,090 × 4,485,536.91
  4. Step 4: Simplify right side
    7,097,871.90x = 43,936,237,731,771.90
  5. Step 5: Solve for x
    x = 43,936,237,731,771.90/7,097,871.90
  6. Step 6: Final answer
    x = 6,190,057.86

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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.