Home / 7,469,968.60-10,308,421.02-4,206,770.20

Finding the Fourth Proportional to 7,469,968.60, 10,308,421.02 and 4,206,770.20

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Solution

The fourth proportional to 7,469,968.60, 10,308,421.02 and 4,206,770.20 is: 5,805,266.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469,968.60 : 10,308,421.02 = 4,206,770.20 : x
  2. Step 2: Convert to fraction form
    7,469,968.60/10,308,421.02 = 4,206,770.20/x
  3. Step 3: Cross multiply
    7,469,968.60x = 10,308,421.02 × 4,206,770.20
  4. Step 4: Simplify right side
    7,469,968.60x = 43,365,158,355,989.60
  5. Step 5: Solve for x
    x = 43,365,158,355,989.60/7,469,968.60
  6. Step 6: Final answer
    x = 5,805,266.48

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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.