Home / 12,303,664.39-16,979,542.57-7,076,664.23

Finding the Fourth Proportional to 12,303,664.39, 16,979,542.57 and 7,076,664.23

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Solution

The fourth proportional to 12,303,664.39, 16,979,542.57 and 7,076,664.23 is: 9,766,076.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303,664.39 : 16,979,542.57 = 7,076,664.23 : x
  2. Step 2: Convert to fraction form
    12,303,664.39/16,979,542.57 = 7,076,664.23/x
  3. Step 3: Cross multiply
    12,303,664.39x = 16,979,542.57 × 7,076,664.23
  4. Step 4: Simplify right side
    12,303,664.39x = 120,158,521,546,881.28
  5. Step 5: Solve for x
    x = 120,158,521,546,881.28/12,303,664.39
  6. Step 6: Final answer
    x = 9,766,076.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.