Home / 72,077,469.60-99,468,513.36-41,137,016.16

Finding the Fourth Proportional to 72,077,469.60, 99,468,513.36 and 41,137,016.16

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Solution

The fourth proportional to 72,077,469.60, 99,468,513.36 and 41,137,016.16 is: 56,769,998.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,077,469.60 : 99,468,513.36 = 41,137,016.16 : x
  2. Step 2: Convert to fraction form
    72,077,469.60/99,468,513.36 = 41,137,016.16/x
  3. Step 3: Cross multiply
    72,077,469.60x = 99,468,513.36 × 41,137,016.16
  4. Step 4: Simplify right side
    72,077,469.60x = 4,091,837,841,501,495.50
  5. Step 5: Solve for x
    x = 4,091,837,841,501,495.50/72,077,469.60
  6. Step 6: Final answer
    x = 56,769,998.51

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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.