Home / 6,315,100.60-9,466,430.10-3,120,719.80

Finding the Fourth Proportional to 6,315,100.60, 9,466,430.10 and 3,120,719.80

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Solution

The fourth proportional to 6,315,100.60, 9,466,430.10 and 3,120,719.80 is: 4,678,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315,100.60 : 9,466,430.10 = 3,120,719.80 : x
  2. Step 2: Convert to fraction form
    6,315,100.60/9,466,430.10 = 3,120,719.80/x
  3. Step 3: Cross multiply
    6,315,100.60x = 9,466,430.10 × 3,120,719.80
  4. Step 4: Simplify right side
    6,315,100.60x = 29,542,075,848,385.98
  5. Step 5: Solve for x
    x = 29,542,075,848,385.98/6,315,100.60
  6. Step 6: Final answer
    x = 4,678,005.58

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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.