Home / 16,998,905.40-23,457,805.35-9,263,780.70

Finding the Fourth Proportional to 16,998,905.40, 23,457,805.35 and 9,263,780.70

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Solution

The fourth proportional to 16,998,905.40, 23,457,805.35 and 9,263,780.70 is: 12,783,644.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998,905.40 : 23,457,805.35 = 9,263,780.70 : x
  2. Step 2: Convert to fraction form
    16,998,905.40/23,457,805.35 = 9,263,780.70/x
  3. Step 3: Cross multiply
    16,998,905.40x = 23,457,805.35 × 9,263,780.70
  4. Step 4: Simplify right side
    16,998,905.40x = 217,307,964,465,686.75
  5. Step 5: Solve for x
    x = 217,307,964,465,686.75/16,998,905.40
  6. Step 6: Final answer
    x = 12,783,644.56

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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.