Home / 72,062,838.92-99,453,831-41,127,636.44

Finding the Fourth Proportional to 72,062,838.92, 99,453,831 and 41,127,636.44

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Solution

The fourth proportional to 72,062,838.92, 99,453,831 and 41,127,636.44 is: 56,760,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,062,838.92 : 99,453,831 = 41,127,636.44 : x
  2. Step 2: Convert to fraction form
    72,062,838.92/99,453,831 = 41,127,636.44/x
  3. Step 3: Cross multiply
    72,062,838.92x = 99,453,831 × 41,127,636.44
  4. Step 4: Simplify right side
    72,062,838.92x = 4,090,301,003,933,201.50
  5. Step 5: Solve for x
    x = 4,090,301,003,933,201.50/72,062,838.92
  6. Step 6: Final answer
    x = 56,760,197.98

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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.