Home / 17,877,605.40-26,816,408.10-10,711,243.80

Finding the Fourth Proportional to 17,877,605.40, 26,816,408.10 and 10,711,243.80

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Solution

The fourth proportional to 17,877,605.40, 26,816,408.10 and 10,711,243.80 is: 16,066,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,877,605.40 : 26,816,408.10 = 10,711,243.80 : x
  2. Step 2: Convert to fraction form
    17,877,605.40/26,816,408.10 = 10,711,243.80/x
  3. Step 3: Cross multiply
    17,877,605.40x = 26,816,408.10 × 10,711,243.80
  4. Step 4: Simplify right side
    17,877,605.40x = 287,237,084,999,394.81
  5. Step 5: Solve for x
    x = 287,237,084,999,394.81/17,877,605.40
  6. Step 6: Final answer
    x = 16,066,865.70

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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.