Home / 7,218,030.96-10,763,351.82-7,153,237.44

Finding the Fourth Proportional to 7,218,030.96, 10,763,351.82 and 7,153,237.44

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Solution

The fourth proportional to 7,218,030.96, 10,763,351.82 and 7,153,237.44 is: 10,666,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218,030.96 : 10,763,351.82 = 7,153,237.44 : x
  2. Step 2: Convert to fraction form
    7,218,030.96/10,763,351.82 = 7,153,237.44/x
  3. Step 3: Cross multiply
    7,218,030.96x = 10,763,351.82 × 7,153,237.44
  4. Step 4: Simplify right side
    7,218,030.96x = 76,992,811,218,716.14
  5. Step 5: Solve for x
    x = 76,992,811,218,716.14/7,218,030.96
  6. Step 6: Final answer
    x = 10,666,733.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.