Home / 9,072,039.60-13,608,059.40-5,488,858.80

Finding the Fourth Proportional to 9,072,039.60, 13,608,059.40 and 5,488,858.80

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Solution

The fourth proportional to 9,072,039.60, 13,608,059.40 and 5,488,858.80 is: 8,233,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,039.60 : 13,608,059.40 = 5,488,858.80 : x
  2. Step 2: Convert to fraction form
    9,072,039.60/13,608,059.40 = 5,488,858.80/x
  3. Step 3: Cross multiply
    9,072,039.60x = 13,608,059.40 × 5,488,858.80
  4. Step 4: Simplify right side
    9,072,039.60x = 74,692,716,588,612.72
  5. Step 5: Solve for x
    x = 74,692,716,588,612.72/9,072,039.60
  6. Step 6: Final answer
    x = 8,233,288.20

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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.