Home / 13,609,252.60-20,413,878.90-12,014,929.60

Finding the Fourth Proportional to 13,609,252.60, 20,413,878.90 and 12,014,929.60

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Solution

The fourth proportional to 13,609,252.60, 20,413,878.90 and 12,014,929.60 is: 18,022,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,252.60 : 20,413,878.90 = 12,014,929.60 : x
  2. Step 2: Convert to fraction form
    13,609,252.60/20,413,878.90 = 12,014,929.60/x
  3. Step 3: Cross multiply
    13,609,252.60x = 20,413,878.90 × 12,014,929.60
  4. Step 4: Simplify right side
    13,609,252.60x = 245,271,317,846,425.41
  5. Step 5: Solve for x
    x = 245,271,317,846,425.41/13,609,252.60
  6. Step 6: Final answer
    x = 18,022,394.40

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1.5x scale

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.