Home / 16,998,889.60-23,457,783.28-9,263,765.84

Finding the Fourth Proportional to 16,998,889.60, 23,457,783.28 and 9,263,765.84

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Solution

The fourth proportional to 16,998,889.60, 23,457,783.28 and 9,263,765.84 is: 12,783,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998,889.60 : 23,457,783.28 = 9,263,765.84 : x
  2. Step 2: Convert to fraction form
    16,998,889.60/23,457,783.28 = 9,263,765.84/x
  3. Step 3: Cross multiply
    16,998,889.60x = 23,457,783.28 × 9,263,765.84
  4. Step 4: Simplify right side
    16,998,889.60x = 217,307,411,431,387.16
  5. Step 5: Solve for x
    x = 217,307,411,431,387.16/16,998,889.60
  6. Step 6: Final answer
    x = 12,783,623.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.