Home / 20,789,617.10-31,184,425.65-20,789,617.10

Finding the Fourth Proportional to 20,789,617.10, 31,184,425.65 and 20,789,617.10

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Solution

The fourth proportional to 20,789,617.10, 31,184,425.65 and 20,789,617.10 is: 31,184,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,789,617.10 : 31,184,425.65 = 20,789,617.10 : x
  2. Step 2: Convert to fraction form
    20,789,617.10/31,184,425.65 = 20,789,617.10/x
  3. Step 3: Cross multiply
    20,789,617.10x = 31,184,425.65 × 20,789,617.10
  4. Step 4: Simplify right side
    20,789,617.10x = 648,312,268,746,918.62
  5. Step 5: Solve for x
    x = 648,312,268,746,918.62/20,789,617.10
  6. Step 6: Final answer
    x = 31,184,425.65

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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.