Home / 6,912,063.20-10,368,094.80-3,546,610.40

Finding the Fourth Proportional to 6,912,063.20, 10,368,094.80 and 3,546,610.40

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Solution

The fourth proportional to 6,912,063.20, 10,368,094.80 and 3,546,610.40 is: 5,319,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,063.20 : 10,368,094.80 = 3,546,610.40 : x
  2. Step 2: Convert to fraction form
    6,912,063.20/10,368,094.80 = 3,546,610.40/x
  3. Step 3: Cross multiply
    6,912,063.20x = 10,368,094.80 × 3,546,610.40
  4. Step 4: Simplify right side
    6,912,063.20x = 36,771,592,845,865.92
  5. Step 5: Solve for x
    x = 36,771,592,845,865.92/6,912,063.20
  6. Step 6: Final answer
    x = 5,319,915.60

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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.