Home / 14,200,932.60-21,289,734.90-6,120,113.40

Finding the Fourth Proportional to 14,200,932.60, 21,289,734.90 and 6,120,113.40

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Solution

The fourth proportional to 14,200,932.60, 21,289,734.90 and 6,120,113.40 is: 9,175,143.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200,932.60 : 21,289,734.90 = 6,120,113.40 : x
  2. Step 2: Convert to fraction form
    14,200,932.60/21,289,734.90 = 6,120,113.40/x
  3. Step 3: Cross multiply
    14,200,932.60x = 21,289,734.90 × 6,120,113.40
  4. Step 4: Simplify right side
    14,200,932.60x = 130,295,591,843,937.66
  5. Step 5: Solve for x
    x = 130,295,591,843,937.66/14,200,932.60
  6. Step 6: Final answer
    x = 9,175,143.32

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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.