Home / 4,968,035.80-7,442,868.30-2,831,774.20

Finding the Fourth Proportional to 4,968,035.80, 7,442,868.30 and 2,831,774.20

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Solution

The fourth proportional to 4,968,035.80, 7,442,868.30 and 2,831,774.20 is: 4,242,425.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968,035.80 : 7,442,868.30 = 2,831,774.20 : x
  2. Step 2: Convert to fraction form
    4,968,035.80/7,442,868.30 = 2,831,774.20/x
  3. Step 3: Cross multiply
    4,968,035.80x = 7,442,868.30 × 2,831,774.20
  4. Step 4: Simplify right side
    4,968,035.80x = 21,076,522,425,937.86
  5. Step 5: Solve for x
    x = 21,076,522,425,937.86/4,968,035.80
  6. Step 6: Final answer
    x = 4,242,425.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.