Home / 13,709,190.17-18,918,682.35-7,598,012.33

Finding the Fourth Proportional to 13,709,190.17, 18,918,682.35 and 7,598,012.33

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Solution

The fourth proportional to 13,709,190.17, 18,918,682.35 and 7,598,012.33 is: 10,485,256.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709,190.17 : 18,918,682.35 = 7,598,012.33 : x
  2. Step 2: Convert to fraction form
    13,709,190.17/18,918,682.35 = 7,598,012.33/x
  3. Step 3: Cross multiply
    13,709,190.17x = 18,918,682.35 × 7,598,012.33
  4. Step 4: Simplify right side
    13,709,190.17x = 143,744,381,762,653.38
  5. Step 5: Solve for x
    x = 143,744,381,762,653.38/13,709,190.17
  6. Step 6: Final answer
    x = 10,485,256.97

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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.