Home / 15,009,930.96-20,670,744.50-14,074,624.56

Finding the Fourth Proportional to 15,009,930.96, 20,670,744.50 and 14,074,624.56

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Solution

The fourth proportional to 15,009,930.96, 20,670,744.50 and 14,074,624.56 is: 19,382,698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009,930.96 : 20,670,744.50 = 14,074,624.56 : x
  2. Step 2: Convert to fraction form
    15,009,930.96/20,670,744.50 = 14,074,624.56/x
  3. Step 3: Cross multiply
    15,009,930.96x = 20,670,744.50 × 14,074,624.56
  4. Step 4: Simplify right side
    15,009,930.96x = 290,932,968,213,184.94
  5. Step 5: Solve for x
    x = 290,932,968,213,184.94/15,009,930.96
  6. Step 6: Final answer
    x = 19,382,698.63

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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.