Home / 18,120,502.08-27,180,809.01-4,473,650.03

Finding the Fourth Proportional to 18,120,502.08, 27,180,809.01 and 4,473,650.03

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Solution

The fourth proportional to 18,120,502.08, 27,180,809.01 and 4,473,650.03 is: 6,710,488.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,120,502.08 : 27,180,809.01 = 4,473,650.03 : x
  2. Step 2: Convert to fraction form
    18,120,502.08/27,180,809.01 = 4,473,650.03/x
  3. Step 3: Cross multiply
    18,120,502.08x = 27,180,809.01 × 4,473,650.03
  4. Step 4: Simplify right side
    18,120,502.08x = 121,597,426,907,106.75
  5. Step 5: Solve for x
    x = 121,597,426,907,106.75/18,120,502.08
  6. Step 6: Final answer
    x = 6,710,488.84

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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.