Home / 12,471,245.10-18,713,088.45-7,084,032.30

Finding the Fourth Proportional to 12,471,245.10, 18,713,088.45 and 7,084,032.30

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Solution

The fourth proportional to 12,471,245.10, 18,713,088.45 and 7,084,032.30 is: 10,629,582.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,471,245.10 : 18,713,088.45 = 7,084,032.30 : x
  2. Step 2: Convert to fraction form
    12,471,245.10/18,713,088.45 = 7,084,032.30/x
  3. Step 3: Cross multiply
    12,471,245.10x = 18,713,088.45 × 7,084,032.30
  4. Step 4: Simplify right side
    12,471,245.10x = 132,564,123,012,556.92
  5. Step 5: Solve for x
    x = 132,564,123,012,556.92/12,471,245.10
  6. Step 6: Final answer
    x = 10,629,582.05

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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.