Home / 9,072,497.40-13,608,746.10-8,470,197.60

Finding the Fourth Proportional to 9,072,497.40, 13,608,746.10 and 8,470,197.60

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Solution

The fourth proportional to 9,072,497.40, 13,608,746.10 and 8,470,197.60 is: 12,705,296.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,497.40 : 13,608,746.10 = 8,470,197.60 : x
  2. Step 2: Convert to fraction form
    9,072,497.40/13,608,746.10 = 8,470,197.60/x
  3. Step 3: Cross multiply
    9,072,497.40x = 13,608,746.10 × 8,470,197.60
  4. Step 4: Simplify right side
    9,072,497.40x = 115,268,768,555,229.36
  5. Step 5: Solve for x
    x = 115,268,768,555,229.36/9,072,497.40
  6. Step 6: Final answer
    x = 12,705,296.40

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Similar ratio
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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.