Home / 22,153,864.80-33,265,011.60-12,076,168.80

Finding the Fourth Proportional to 22,153,864.80, 33,265,011.60 and 12,076,168.80

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Solution

The fourth proportional to 22,153,864.80, 33,265,011.60 and 12,076,168.80 is: 18,132,903.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,153,864.80 : 33,265,011.60 = 12,076,168.80 : x
  2. Step 2: Convert to fraction form
    22,153,864.80/33,265,011.60 = 12,076,168.80/x
  3. Step 3: Cross multiply
    22,153,864.80x = 33,265,011.60 × 12,076,168.80
  4. Step 4: Simplify right side
    22,153,864.80x = 401,713,895,215,558.12
  5. Step 5: Solve for x
    x = 401,713,895,215,558.12/22,153,864.80
  6. Step 6: Final answer
    x = 18,132,903.62

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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.