Home / 5,470,746.57-8,198,783.91-4,257,787.77

Finding the Fourth Proportional to 5,470,746.57, 8,198,783.91 and 4,257,787.77

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Solution

The fourth proportional to 5,470,746.57, 8,198,783.91 and 4,257,787.77 is: 6,380,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,746.57 : 8,198,783.91 = 4,257,787.77 : x
  2. Step 2: Convert to fraction form
    5,470,746.57/8,198,783.91 = 4,257,787.77/x
  3. Step 3: Cross multiply
    5,470,746.57x = 8,198,783.91 × 4,257,787.77
  4. Step 4: Simplify right side
    5,470,746.57x = 34,908,681,860,870.78
  5. Step 5: Solve for x
    x = 34,908,681,860,870.78/5,470,746.57
  6. Step 6: Final answer
    x = 6,380,972.22

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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.