Home / 6,911,996.80-10,367,995.20-4,389,462.40

Finding the Fourth Proportional to 6,911,996.80, 10,367,995.20 and 4,389,462.40

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Solution

The fourth proportional to 6,911,996.80, 10,367,995.20 and 4,389,462.40 is: 6,584,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,996.80 : 10,367,995.20 = 4,389,462.40 : x
  2. Step 2: Convert to fraction form
    6,911,996.80/10,367,995.20 = 4,389,462.40/x
  3. Step 3: Cross multiply
    6,911,996.80x = 10,367,995.20 × 4,389,462.40
  4. Step 4: Simplify right side
    6,911,996.80x = 45,509,925,093,780.48
  5. Step 5: Solve for x
    x = 45,509,925,093,780.48/6,911,996.80
  6. Step 6: Final answer
    x = 6,584,193.60

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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.