Home / 7,983,796.73-11,975,693.85-1,918,528.56

Finding the Fourth Proportional to 7,983,796.73, 11,975,693.85 and 1,918,528.56

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Solution

The fourth proportional to 7,983,796.73, 11,975,693.85 and 1,918,528.56 is: 2,877,792.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983,796.73 : 11,975,693.85 = 1,918,528.56 : x
  2. Step 2: Convert to fraction form
    7,983,796.73/11,975,693.85 = 1,918,528.56/x
  3. Step 3: Cross multiply
    7,983,796.73x = 11,975,693.85 × 1,918,528.56
  4. Step 4: Simplify right side
    7,983,796.73x = 22,975,710,677,041.36
  5. Step 5: Solve for x
    x = 22,975,710,677,041.36/7,983,796.73
  6. Step 6: Final answer
    x = 2,877,792.54

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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.