Home / 15,457,327.20-23,185,990.80-9,783,957.60

Finding the Fourth Proportional to 15,457,327.20, 23,185,990.80 and 9,783,957.60

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Solution

The fourth proportional to 15,457,327.20, 23,185,990.80 and 9,783,957.60 is: 14,675,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457,327.20 : 23,185,990.80 = 9,783,957.60 : x
  2. Step 2: Convert to fraction form
    15,457,327.20/23,185,990.80 = 9,783,957.60/x
  3. Step 3: Cross multiply
    15,457,327.20x = 23,185,990.80 × 9,783,957.60
  4. Step 4: Simplify right side
    15,457,327.20x = 226,850,750,901,190.09
  5. Step 5: Solve for x
    x = 226,850,750,901,190.09/15,457,327.20
  6. Step 6: Final answer
    x = 14,675,936.40

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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.