Home / 12,097,110.80-18,145,666.20-8,066,032.40

Finding the Fourth Proportional to 12,097,110.80, 18,145,666.20 and 8,066,032.40

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Solution

The fourth proportional to 12,097,110.80, 18,145,666.20 and 8,066,032.40 is: 12,099,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,110.80 : 18,145,666.20 = 8,066,032.40 : x
  2. Step 2: Convert to fraction form
    12,097,110.80/18,145,666.20 = 8,066,032.40/x
  3. Step 3: Cross multiply
    12,097,110.80x = 18,145,666.20 × 8,066,032.40
  4. Step 4: Simplify right side
    12,097,110.80x = 146,363,531,488,784.88
  5. Step 5: Solve for x
    x = 146,363,531,488,784.88/12,097,110.80
  6. Step 6: Final answer
    x = 12,099,048.60

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Similar ratio
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1.5x scale

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.