Home / 5,575,521.02-8,363,728.58-2,118,916.67

Finding the Fourth Proportional to 5,575,521.02, 8,363,728.58 and 2,118,916.67

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Solution

The fourth proportional to 5,575,521.02, 8,363,728.58 and 2,118,916.67 is: 3,178,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575,521.02 : 8,363,728.58 = 2,118,916.67 : x
  2. Step 2: Convert to fraction form
    5,575,521.02/8,363,728.58 = 2,118,916.67/x
  3. Step 3: Cross multiply
    5,575,521.02x = 8,363,728.58 × 2,118,916.67
  4. Step 4: Simplify right side
    5,575,521.02x = 17,722,043,876,982.56
  5. Step 5: Solve for x
    x = 17,722,043,876,982.56/5,575,521.02
  6. Step 6: Final answer
    x = 3,178,544.90

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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.