Home / 6,118,312.40-9,177,468.60-5,122,984.40

Finding the Fourth Proportional to 6,118,312.40, 9,177,468.60 and 5,122,984.40

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Solution

The fourth proportional to 6,118,312.40, 9,177,468.60 and 5,122,984.40 is: 7,684,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118,312.40 : 9,177,468.60 = 5,122,984.40 : x
  2. Step 2: Convert to fraction form
    6,118,312.40/9,177,468.60 = 5,122,984.40/x
  3. Step 3: Cross multiply
    6,118,312.40x = 9,177,468.60 × 5,122,984.40
  4. Step 4: Simplify right side
    6,118,312.40x = 47,016,028,469,289.84
  5. Step 5: Solve for x
    x = 47,016,028,469,289.84/6,118,312.40
  6. Step 6: Final answer
    x = 7,684,476.60

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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.