Home / 13,207,231.20-19,810,846.80-9,593,432.40

Finding the Fourth Proportional to 13,207,231.20, 19,810,846.80 and 9,593,432.40

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Solution

The fourth proportional to 13,207,231.20, 19,810,846.80 and 9,593,432.40 is: 14,390,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207,231.20 : 19,810,846.80 = 9,593,432.40 : x
  2. Step 2: Convert to fraction form
    13,207,231.20/19,810,846.80 = 9,593,432.40/x
  3. Step 3: Cross multiply
    13,207,231.20x = 19,810,846.80 × 9,593,432.40
  4. Step 4: Simplify right side
    13,207,231.20x = 190,054,019,562,556.34
  5. Step 5: Solve for x
    x = 190,054,019,562,556.34/13,207,231.20
  6. Step 6: Final answer
    x = 14,390,148.60

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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.