Home / 43,076,489.36-64,614,970.32-10,728,391.92

Finding the Fourth Proportional to 43,076,489.36, 64,614,970.32 and 10,728,391.92

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Solution

The fourth proportional to 43,076,489.36, 64,614,970.32 and 10,728,391.92 is: 16,092,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,076,489.36 : 64,614,970.32 = 10,728,391.92 : x
  2. Step 2: Convert to fraction form
    43,076,489.36/64,614,970.32 = 10,728,391.92/x
  3. Step 3: Cross multiply
    43,076,489.36x = 64,614,970.32 × 10,728,391.92
  4. Step 4: Simplify right side
    43,076,489.36x = 693,214,725,492,127.88
  5. Step 5: Solve for x
    x = 693,214,725,492,127.88/43,076,489.36
  6. Step 6: Final answer
    x = 16,092,646.73

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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.