Home / 5,384,509.20-8,076,763.80-3,117,027.60

Finding the Fourth Proportional to 5,384,509.20, 8,076,763.80 and 3,117,027.60

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Solution

The fourth proportional to 5,384,509.20, 8,076,763.80 and 3,117,027.60 is: 4,675,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,509.20 : 8,076,763.80 = 3,117,027.60 : x
  2. Step 2: Convert to fraction form
    5,384,509.20/8,076,763.80 = 3,117,027.60/x
  3. Step 3: Cross multiply
    5,384,509.20x = 8,076,763.80 × 3,117,027.60
  4. Step 4: Simplify right side
    5,384,509.20x = 25,175,495,683,280.88
  5. Step 5: Solve for x
    x = 25,175,495,683,280.88/5,384,509.20
  6. Step 6: Final answer
    x = 4,675,541.40

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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.