Home / 5,385,270.30-8,077,905.45-4,180,670.70

Finding the Fourth Proportional to 5,385,270.30, 8,077,905.45 and 4,180,670.70

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Solution

The fourth proportional to 5,385,270.30, 8,077,905.45 and 4,180,670.70 is: 6,271,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,270.30 : 8,077,905.45 = 4,180,670.70 : x
  2. Step 2: Convert to fraction form
    5,385,270.30/8,077,905.45 = 4,180,670.70/x
  3. Step 3: Cross multiply
    5,385,270.30x = 8,077,905.45 × 4,180,670.70
  4. Step 4: Simplify right side
    5,385,270.30x = 33,771,062,632,185.32
  5. Step 5: Solve for x
    x = 33,771,062,632,185.32/5,385,270.30
  6. Step 6: Final answer
    x = 6,271,006.05

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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.