Home / 31,104,002.90-46,656,004.35-20,951,657.30

Finding the Fourth Proportional to 31,104,002.90, 46,656,004.35 and 20,951,657.30

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Solution

The fourth proportional to 31,104,002.90, 46,656,004.35 and 20,951,657.30 is: 31,427,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,002.90 : 46,656,004.35 = 20,951,657.30 : x
  2. Step 2: Convert to fraction form
    31,104,002.90/46,656,004.35 = 20,951,657.30/x
  3. Step 3: Cross multiply
    31,104,002.90x = 46,656,004.35 × 20,951,657.30
  4. Step 4: Simplify right side
    31,104,002.90x = 977,520,614,128,509.38
  5. Step 5: Solve for x
    x = 977,520,614,128,509.38/31,104,002.90
  6. Step 6: Final answer
    x = 31,427,485.95

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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.