Home / 6,798,031.60-10,197,047.40-5,118,415.60

Finding the Fourth Proportional to 6,798,031.60, 10,197,047.40 and 5,118,415.60

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Solution

The fourth proportional to 6,798,031.60, 10,197,047.40 and 5,118,415.60 is: 7,677,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798,031.60 : 10,197,047.40 = 5,118,415.60 : x
  2. Step 2: Convert to fraction form
    6,798,031.60/10,197,047.40 = 5,118,415.60/x
  3. Step 3: Cross multiply
    6,798,031.60x = 10,197,047.40 × 5,118,415.60
  4. Step 4: Simplify right side
    6,798,031.60x = 52,192,726,486,099.44
  5. Step 5: Solve for x
    x = 52,192,726,486,099.44/6,798,031.60
  6. Step 6: Final answer
    x = 7,677,623.40

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Double scale
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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.