Home / 5,379,543.20-8,069,314.80-4,968,970.40

Finding the Fourth Proportional to 5,379,543.20, 8,069,314.80 and 4,968,970.40

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Solution

The fourth proportional to 5,379,543.20, 8,069,314.80 and 4,968,970.40 is: 7,453,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,543.20 : 8,069,314.80 = 4,968,970.40 : x
  2. Step 2: Convert to fraction form
    5,379,543.20/8,069,314.80 = 4,968,970.40/x
  3. Step 3: Cross multiply
    5,379,543.20x = 8,069,314.80 × 4,968,970.40
  4. Step 4: Simplify right side
    5,379,543.20x = 40,096,186,389,481.92
  5. Step 5: Solve for x
    x = 40,096,186,389,481.92/5,379,543.20
  6. Step 6: Final answer
    x = 7,453,455.60

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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.