Home / 8,271,330.65-12,407,000.48-2,591,999.45

Finding the Fourth Proportional to 8,271,330.65, 12,407,000.48 and 2,591,999.45

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Solution

The fourth proportional to 8,271,330.65, 12,407,000.48 and 2,591,999.45 is: 3,888,000.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,330.65 : 12,407,000.48 = 2,591,999.45 : x
  2. Step 2: Convert to fraction form
    8,271,330.65/12,407,000.48 = 2,591,999.45/x
  3. Step 3: Cross multiply
    8,271,330.65x = 12,407,000.48 × 2,591,999.45
  4. Step 4: Simplify right side
    8,271,330.65x = 32,158,938,407,349.74
  5. Step 5: Solve for x
    x = 32,158,938,407,349.74/8,271,330.65
  6. Step 6: Final answer
    x = 3,888,000.59

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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.