Home / 12,336,003.40-18,504,005.10-12,126,051.40

Finding the Fourth Proportional to 12,336,003.40, 18,504,005.10 and 12,126,051.40

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Solution

The fourth proportional to 12,336,003.40, 18,504,005.10 and 12,126,051.40 is: 18,189,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336,003.40 : 18,504,005.10 = 12,126,051.40 : x
  2. Step 2: Convert to fraction form
    12,336,003.40/18,504,005.10 = 12,126,051.40/x
  3. Step 3: Cross multiply
    12,336,003.40x = 18,504,005.10 × 12,126,051.40
  4. Step 4: Simplify right side
    12,336,003.40x = 224,380,516,948,462.16
  5. Step 5: Solve for x
    x = 224,380,516,948,462.16/12,336,003.40
  6. Step 6: Final answer
    x = 18,189,077.10

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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.