Home / 15,408,099.20-23,112,148.80-12,930,838.40

Finding the Fourth Proportional to 15,408,099.20, 23,112,148.80 and 12,930,838.40

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Solution

The fourth proportional to 15,408,099.20, 23,112,148.80 and 12,930,838.40 is: 19,396,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408,099.20 : 23,112,148.80 = 12,930,838.40 : x
  2. Step 2: Convert to fraction form
    15,408,099.20/23,112,148.80 = 12,930,838.40/x
  3. Step 3: Cross multiply
    15,408,099.20x = 23,112,148.80 × 12,930,838.40
  4. Step 4: Simplify right side
    15,408,099.20x = 298,859,461,209,553.94
  5. Step 5: Solve for x
    x = 298,859,461,209,553.94/15,408,099.20
  6. Step 6: Final answer
    x = 19,396,257.60

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