Home / 72,062,820.05-99,453,804.95-41,127,617.57

Finding the Fourth Proportional to 72,062,820.05, 99,453,804.95 and 41,127,617.57

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Solution

The fourth proportional to 72,062,820.05, 99,453,804.95 and 41,127,617.57 is: 56,760,171.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,062,820.05 : 99,453,804.95 = 41,127,617.57 : x
  2. Step 2: Convert to fraction form
    72,062,820.05/99,453,804.95 = 41,127,617.57/x
  3. Step 3: Cross multiply
    72,062,820.05x = 99,453,804.95 × 41,127,617.57
  4. Step 4: Simplify right side
    72,062,820.05x = 4,090,298,055,470,523
  5. Step 5: Solve for x
    x = 4,090,298,055,470,523/72,062,820.05
  6. Step 6: Final answer
    x = 56,760,171.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.