Home / 38,798,325.80-58,201,991.16-12,892,939.04

Finding the Fourth Proportional to 38,798,325.80, 58,201,991.16 and 12,892,939.04

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Solution

The fourth proportional to 38,798,325.80, 58,201,991.16 and 12,892,939.04 is: 19,340,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,798,325.80 : 58,201,991.16 = 12,892,939.04 : x
  2. Step 2: Convert to fraction form
    38,798,325.80/58,201,991.16 = 12,892,939.04/x
  3. Step 3: Cross multiply
    38,798,325.80x = 58,201,991.16 × 12,892,939.04
  4. Step 4: Simplify right side
    38,798,325.80x = 750,394,724,032,498.75
  5. Step 5: Solve for x
    x = 750,394,724,032,498.75/38,798,325.80
  6. Step 6: Final answer
    x = 19,340,904.76

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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.