Home / 6,518,047.60-9,777,071.40-4,838,431.60

Finding the Fourth Proportional to 6,518,047.60, 9,777,071.40 and 4,838,431.60

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Solution

The fourth proportional to 6,518,047.60, 9,777,071.40 and 4,838,431.60 is: 7,257,647.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,047.60 : 9,777,071.40 = 4,838,431.60 : x
  2. Step 2: Convert to fraction form
    6,518,047.60/9,777,071.40 = 4,838,431.60/x
  3. Step 3: Cross multiply
    6,518,047.60x = 9,777,071.40 × 4,838,431.60
  4. Step 4: Simplify right side
    6,518,047.60x = 47,305,691,217,216.23
  5. Step 5: Solve for x
    x = 47,305,691,217,216.23/6,518,047.60
  6. Step 6: Final answer
    x = 7,257,647.40

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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.