Home / 5,384,113.20-8,076,169.80-4,775,252.40

Finding the Fourth Proportional to 5,384,113.20, 8,076,169.80 and 4,775,252.40

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Solution

The fourth proportional to 5,384,113.20, 8,076,169.80 and 4,775,252.40 is: 7,162,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,113.20 : 8,076,169.80 = 4,775,252.40 : x
  2. Step 2: Convert to fraction form
    5,384,113.20/8,076,169.80 = 4,775,252.40/x
  3. Step 3: Cross multiply
    5,384,113.20x = 8,076,169.80 × 4,775,252.40
  4. Step 4: Simplify right side
    5,384,113.20x = 38,565,749,220,257.52
  5. Step 5: Solve for x
    x = 38,565,749,220,257.52/5,384,113.20
  6. Step 6: Final answer
    x = 7,162,878.60

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1.5x scale

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.