Home / 18,468,051.60-27,702,077.40-5,004,879.60

Finding the Fourth Proportional to 18,468,051.60, 27,702,077.40 and 5,004,879.60

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Solution

The fourth proportional to 18,468,051.60, 27,702,077.40 and 5,004,879.60 is: 7,507,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,051.60 : 27,702,077.40 = 5,004,879.60 : x
  2. Step 2: Convert to fraction form
    18,468,051.60/27,702,077.40 = 5,004,879.60/x
  3. Step 3: Cross multiply
    18,468,051.60x = 27,702,077.40 × 5,004,879.60
  4. Step 4: Simplify right side
    18,468,051.60x = 138,645,562,056,881.02
  5. Step 5: Solve for x
    x = 138,645,562,056,881.02/18,468,051.60
  6. Step 6: Final answer
    x = 7,507,319.40

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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.