Home / 4,989,477.88-6,885,489.36-2,697,638.55

Finding the Fourth Proportional to 4,989,477.88, 6,885,489.36 and 2,697,638.55

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Solution

The fourth proportional to 4,989,477.88, 6,885,489.36 and 2,697,638.55 is: 3,722,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,477.88 : 6,885,489.36 = 2,697,638.55 : x
  2. Step 2: Convert to fraction form
    4,989,477.88/6,885,489.36 = 2,697,638.55/x
  3. Step 3: Cross multiply
    4,989,477.88x = 6,885,489.36 × 2,697,638.55
  4. Step 4: Simplify right side
    4,989,477.88x = 18,574,561,533,150.83
  5. Step 5: Solve for x
    x = 18,574,561,533,150.83/4,989,477.88
  6. Step 6: Final answer
    x = 3,722,746.54

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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.