Home / 43,076,485.35-64,614,964.32-10,728,387.90

Finding the Fourth Proportional to 43,076,485.35, 64,614,964.32 and 10,728,387.90

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Solution

The fourth proportional to 43,076,485.35, 64,614,964.32 and 10,728,387.90 is: 16,092,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,076,485.35 : 64,614,964.32 = 10,728,387.90 : x
  2. Step 2: Convert to fraction form
    43,076,485.35/64,614,964.32 = 10,728,387.90/x
  3. Step 3: Cross multiply
    43,076,485.35x = 64,614,964.32 × 10,728,387.90
  4. Step 4: Simplify right side
    43,076,485.35x = 693,214,401,369,619.75
  5. Step 5: Solve for x
    x = 693,214,401,369,619.75/43,076,485.35
  6. Step 6: Final answer
    x = 16,092,640.70

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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.