Home / 5,376,171.20-8,064,256.80-5,338,846.40

Finding the Fourth Proportional to 5,376,171.20, 8,064,256.80 and 5,338,846.40

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Solution

The fourth proportional to 5,376,171.20, 8,064,256.80 and 5,338,846.40 is: 8,008,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,171.20 : 8,064,256.80 = 5,338,846.40 : x
  2. Step 2: Convert to fraction form
    5,376,171.20/8,064,256.80 = 5,338,846.40/x
  3. Step 3: Cross multiply
    5,376,171.20x = 8,064,256.80 × 5,338,846.40
  4. Step 4: Simplify right side
    5,376,171.20x = 43,053,828,385,355.52
  5. Step 5: Solve for x
    x = 43,053,828,385,355.52/5,376,171.20
  6. Step 6: Final answer
    x = 8,008,269.60

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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.