Home / 6,515,840.40-9,764,137.80-4,722,500.40

Finding the Fourth Proportional to 6,515,840.40, 9,764,137.80 and 4,722,500.40

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Solution

The fourth proportional to 6,515,840.40, 9,764,137.80 and 4,722,500.40 is: 7,076,776.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515,840.40 : 9,764,137.80 = 4,722,500.40 : x
  2. Step 2: Convert to fraction form
    6,515,840.40/9,764,137.80 = 4,722,500.40/x
  3. Step 3: Cross multiply
    6,515,840.40x = 9,764,137.80 × 4,722,500.40
  4. Step 4: Simplify right side
    6,515,840.40x = 46,111,144,666,155.12
  5. Step 5: Solve for x
    x = 46,111,144,666,155.12/6,515,840.40
  6. Step 6: Final answer
    x = 7,076,776.26

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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.