Home / 8,271,630.30-12,407,445.45-4,020,102.30

Finding the Fourth Proportional to 8,271,630.30, 12,407,445.45 and 4,020,102.30

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Solution

The fourth proportional to 8,271,630.30, 12,407,445.45 and 4,020,102.30 is: 6,030,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,630.30 : 12,407,445.45 = 4,020,102.30 : x
  2. Step 2: Convert to fraction form
    8,271,630.30/12,407,445.45 = 4,020,102.30/x
  3. Step 3: Cross multiply
    8,271,630.30x = 12,407,445.45 × 4,020,102.30
  4. Step 4: Simplify right side
    8,271,630.30x = 49,879,199,990,669.53
  5. Step 5: Solve for x
    x = 49,879,199,990,669.53/8,271,630.30
  6. Step 6: Final answer
    x = 6,030,153.45

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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.