Home / 34,871,899.21-48,123,207-19,190,923.79

Finding the Fourth Proportional to 34,871,899.21, 48,123,207 and 19,190,923.79

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Solution

The fourth proportional to 34,871,899.21, 48,123,207 and 19,190,923.79 is: 26,483,467.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,871,899.21 : 48,123,207 = 19,190,923.79 : x
  2. Step 2: Convert to fraction form
    34,871,899.21/48,123,207 = 19,190,923.79/x
  3. Step 3: Cross multiply
    34,871,899.21x = 48,123,207 × 19,190,923.79
  4. Step 4: Simplify right side
    34,871,899.21x = 923,528,797,826,778.50
  5. Step 5: Solve for x
    x = 923,528,797,826,778.50/34,871,899.21
  6. Step 6: Final answer
    x = 26,483,467.17

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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.