Home / 5,462,492.80-8,193,739.20-3,761,881.60

Finding the Fourth Proportional to 5,462,492.80, 8,193,739.20 and 3,761,881.60

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Solution

The fourth proportional to 5,462,492.80, 8,193,739.20 and 3,761,881.60 is: 5,642,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462,492.80 : 8,193,739.20 = 3,761,881.60 : x
  2. Step 2: Convert to fraction form
    5,462,492.80/8,193,739.20 = 3,761,881.60/x
  3. Step 3: Cross multiply
    5,462,492.80x = 8,193,739.20 × 3,761,881.60
  4. Step 4: Simplify right side
    5,462,492.80x = 30,823,876,731,678.72
  5. Step 5: Solve for x
    x = 30,823,876,731,678.72/5,462,492.80
  6. Step 6: Final answer
    x = 5,642,822.40

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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.