Home / 25,920,163.20-38,880,244.80-14,560,982.40

Finding the Fourth Proportional to 25,920,163.20, 38,880,244.80 and 14,560,982.40

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Solution

The fourth proportional to 25,920,163.20, 38,880,244.80 and 14,560,982.40 is: 21,841,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,920,163.20 : 38,880,244.80 = 14,560,982.40 : x
  2. Step 2: Convert to fraction form
    25,920,163.20/38,880,244.80 = 14,560,982.40/x
  3. Step 3: Cross multiply
    25,920,163.20x = 38,880,244.80 × 14,560,982.40
  4. Step 4: Simplify right side
    25,920,163.20x = 566,134,560,240,491.50
  5. Step 5: Solve for x
    x = 566,134,560,240,491.50/25,920,163.20
  6. Step 6: Final answer
    x = 21,841,473.60

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Similar ratio
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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.