Home / 81,242,360.82-112,114,457.92-46,435,798.60

Finding the Fourth Proportional to 81,242,360.82, 112,114,457.92 and 46,435,798.60

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Solution

The fourth proportional to 81,242,360.82, 112,114,457.92 and 46,435,798.60 is: 64,081,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,242,360.82 : 112,114,457.92 = 46,435,798.60 : x
  2. Step 2: Convert to fraction form
    81,242,360.82/112,114,457.92 = 46,435,798.60/x
  3. Step 3: Cross multiply
    81,242,360.82x = 112,114,457.92 × 46,435,798.60
  4. Step 4: Simplify right side
    81,242,360.82x = 5,206,124,388,121,295
  5. Step 5: Solve for x
    x = 5,206,124,388,121,295/81,242,360.82
  6. Step 6: Final answer
    x = 64,081,402.06

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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.