Home / 19,798,152.30-27,325,280.34-12,910,676.94

Finding the Fourth Proportional to 19,798,152.30, 27,325,280.34 and 12,910,676.94

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Solution

The fourth proportional to 19,798,152.30, 27,325,280.34 and 12,910,676.94 is: 17,819,231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,798,152.30 : 27,325,280.34 = 12,910,676.94 : x
  2. Step 2: Convert to fraction form
    19,798,152.30/27,325,280.34 = 12,910,676.94/x
  3. Step 3: Cross multiply
    19,798,152.30x = 27,325,280.34 × 12,910,676.94
  4. Step 4: Simplify right side
    19,798,152.30x = 352,787,866,764,673.31
  5. Step 5: Solve for x
    x = 352,787,866,764,673.31/19,798,152.30
  6. Step 6: Final answer
    x = 17,819,231.89

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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.