Home / 21,384,970.10-32,077,455.15-17,794,790.90

Finding the Fourth Proportional to 21,384,970.10, 32,077,455.15 and 17,794,790.90

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Solution

The fourth proportional to 21,384,970.10, 32,077,455.15 and 17,794,790.90 is: 26,692,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,970.10 : 32,077,455.15 = 17,794,790.90 : x
  2. Step 2: Convert to fraction form
    21,384,970.10/32,077,455.15 = 17,794,790.90/x
  3. Step 3: Cross multiply
    21,384,970.10x = 32,077,455.15 × 17,794,790.90
  4. Step 4: Simplify right side
    21,384,970.10x = 570,811,606,998,378
  5. Step 5: Solve for x
    x = 570,811,606,998,378/21,384,970.10
  6. Step 6: Final answer
    x = 26,692,186.35

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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.