Home / 34,684,858.51-47,861,616.34-19,212,052.21

Finding the Fourth Proportional to 34,684,858.51, 47,861,616.34 and 19,212,052.21

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Solution

The fourth proportional to 34,684,858.51, 47,861,616.34 and 19,212,052.21 is: 26,510,699.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,684,858.51 : 47,861,616.34 = 19,212,052.21 : x
  2. Step 2: Convert to fraction form
    34,684,858.51/47,861,616.34 = 19,212,052.21/x
  3. Step 3: Cross multiply
    34,684,858.51x = 47,861,616.34 × 19,212,052.21
  4. Step 4: Simplify right side
    34,684,858.51x = 919,519,871,979,069.25
  5. Step 5: Solve for x
    x = 919,519,871,979,069.25/34,684,858.51
  6. Step 6: Final answer
    x = 26,510,699.81

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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.