Home / 7,232,090.59-9,980,060.20-3,968,821.42

Finding the Fourth Proportional to 7,232,090.59, 9,980,060.20 and 3,968,821.42

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Solution

The fourth proportional to 7,232,090.59, 9,980,060.20 and 3,968,821.42 is: 5,476,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,232,090.59 : 9,980,060.20 = 3,968,821.42 : x
  2. Step 2: Convert to fraction form
    7,232,090.59/9,980,060.20 = 3,968,821.42/x
  3. Step 3: Cross multiply
    7,232,090.59x = 9,980,060.20 × 3,968,821.42
  4. Step 4: Simplify right side
    7,232,090.59x = 39,609,076,694,649.48
  5. Step 5: Solve for x
    x = 39,609,076,694,649.48/7,232,090.59
  6. Step 6: Final answer
    x = 5,476,850.19

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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.