Home / 4,989,111.60-7,487,166.60-3,196,354.80

Finding the Fourth Proportional to 4,989,111.60, 7,487,166.60 and 3,196,354.80

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Solution

The fourth proportional to 4,989,111.60, 7,487,166.60 and 3,196,354.80 is: 4,796,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,111.60 : 7,487,166.60 = 3,196,354.80 : x
  2. Step 2: Convert to fraction form
    4,989,111.60/7,487,166.60 = 3,196,354.80/x
  3. Step 3: Cross multiply
    4,989,111.60x = 7,487,166.60 × 3,196,354.80
  4. Step 4: Simplify right side
    4,989,111.60x = 23,931,640,900,309.68
  5. Step 5: Solve for x
    x = 23,931,640,900,309.68/4,989,111.60
  6. Step 6: Final answer
    x = 4,796,774.02

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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.