Home / 21,353,786.10-32,030,679.15-17,763,606.90

Finding the Fourth Proportional to 21,353,786.10, 32,030,679.15 and 17,763,606.90

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Solution

The fourth proportional to 21,353,786.10, 32,030,679.15 and 17,763,606.90 is: 26,645,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,353,786.10 : 32,030,679.15 = 17,763,606.90 : x
  2. Step 2: Convert to fraction form
    21,353,786.10/32,030,679.15 = 17,763,606.90/x
  3. Step 3: Cross multiply
    21,353,786.10x = 32,030,679.15 × 17,763,606.90
  4. Step 4: Simplify right side
    21,353,786.10x = 568,980,393,160,626
  5. Step 5: Solve for x
    x = 568,980,393,160,626/21,353,786.10
  6. Step 6: Final answer
    x = 26,645,410.35

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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.