Home / 47,184,917.82-65,135,254.95-31,723,964.70

Finding the Fourth Proportional to 47,184,917.82, 65,135,254.95 and 31,723,964.70

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Solution

The fourth proportional to 47,184,917.82, 65,135,254.95 and 31,723,964.70 is: 43,792,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,184,917.82 : 65,135,254.95 = 31,723,964.70 : x
  2. Step 2: Convert to fraction form
    47,184,917.82/65,135,254.95 = 31,723,964.70/x
  3. Step 3: Cross multiply
    47,184,917.82x = 65,135,254.95 × 31,723,964.70
  4. Step 4: Simplify right side
    47,184,917.82x = 2,066,348,528,759,300.25
  5. Step 5: Solve for x
    x = 2,066,348,528,759,300.25/47,184,917.82
  6. Step 6: Final answer
    x = 43,792,563.90

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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.