Home / 5,495,979.20-8,243,968.80-4,078,803.20

Finding the Fourth Proportional to 5,495,979.20, 8,243,968.80 and 4,078,803.20

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Solution

The fourth proportional to 5,495,979.20, 8,243,968.80 and 4,078,803.20 is: 6,118,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495,979.20 : 8,243,968.80 = 4,078,803.20 : x
  2. Step 2: Convert to fraction form
    5,495,979.20/8,243,968.80 = 4,078,803.20/x
  3. Step 3: Cross multiply
    5,495,979.20x = 8,243,968.80 × 4,078,803.20
  4. Step 4: Simplify right side
    5,495,979.20x = 33,625,526,322,140.16
  5. Step 5: Solve for x
    x = 33,625,526,322,140.16/5,495,979.20
  6. Step 6: Final answer
    x = 6,118,204.80

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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.