Home / 9,178,844.40-13,768,266.60-9,122,857.20

Finding the Fourth Proportional to 9,178,844.40, 13,768,266.60 and 9,122,857.20

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Solution

The fourth proportional to 9,178,844.40, 13,768,266.60 and 9,122,857.20 is: 13,684,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,844.40 : 13,768,266.60 = 9,122,857.20 : x
  2. Step 2: Convert to fraction form
    9,178,844.40/13,768,266.60 = 9,122,857.20/x
  3. Step 3: Cross multiply
    9,178,844.40x = 13,768,266.60 × 9,122,857.20
  4. Step 4: Simplify right side
    9,178,844.40x = 125,605,930,083,329.50
  5. Step 5: Solve for x
    x = 125,605,930,083,329.50/9,178,844.40
  6. Step 6: Final answer
    x = 13,684,285.80

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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.