Home / 12,960,049.60-19,440,074.40-9,600,817.60

Finding the Fourth Proportional to 12,960,049.60, 19,440,074.40 and 9,600,817.60

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Solution

The fourth proportional to 12,960,049.60, 19,440,074.40 and 9,600,817.60 is: 14,401,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,960,049.60 : 19,440,074.40 = 9,600,817.60 : x
  2. Step 2: Convert to fraction form
    12,960,049.60/19,440,074.40 = 9,600,817.60/x
  3. Step 3: Cross multiply
    12,960,049.60x = 19,440,074.40 × 9,600,817.60
  4. Step 4: Simplify right side
    12,960,049.60x = 186,640,608,444,829.41
  5. Step 5: Solve for x
    x = 186,640,608,444,829.41/12,960,049.60
  6. Step 6: Final answer
    x = 14,401,226.40

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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.