Home / 8,474,912.40-12,712,368.60-6,073,683.60

Finding the Fourth Proportional to 8,474,912.40, 12,712,368.60 and 6,073,683.60

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Solution

The fourth proportional to 8,474,912.40, 12,712,368.60 and 6,073,683.60 is: 9,110,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,912.40 : 12,712,368.60 = 6,073,683.60 : x
  2. Step 2: Convert to fraction form
    8,474,912.40/12,712,368.60 = 6,073,683.60/x
  3. Step 3: Cross multiply
    8,474,912.40x = 12,712,368.60 × 6,073,683.60
  4. Step 4: Simplify right side
    8,474,912.40x = 77,210,904,682,974.95
  5. Step 5: Solve for x
    x = 77,210,904,682,974.95/8,474,912.40
  6. Step 6: Final answer
    x = 9,110,525.40

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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.