Home / 38,686,642.64-58,027,863.96-11,758,199.12

Finding the Fourth Proportional to 38,686,642.64, 58,027,863.96 and 11,758,199.12

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Solution

The fourth proportional to 38,686,642.64, 58,027,863.96 and 11,758,199.12 is: 17,636,660.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,686,642.64 : 58,027,863.96 = 11,758,199.12 : x
  2. Step 2: Convert to fraction form
    38,686,642.64/58,027,863.96 = 11,758,199.12/x
  3. Step 3: Cross multiply
    38,686,642.64x = 58,027,863.96 × 11,758,199.12
  4. Step 4: Simplify right side
    38,686,642.64x = 682,303,178,949,951.62
  5. Step 5: Solve for x
    x = 682,303,178,949,951.62/38,686,642.64
  6. Step 6: Final answer
    x = 17,636,660.42

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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.