Home / 30,363,796.16-41,858,457.21-21,646,835.16

Finding the Fourth Proportional to 30,363,796.16, 41,858,457.21 and 21,646,835.16

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Solution

The fourth proportional to 30,363,796.16, 41,858,457.21 and 21,646,835.16 is: 29,841,562.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,363,796.16 : 41,858,457.21 = 21,646,835.16 : x
  2. Step 2: Convert to fraction form
    30,363,796.16/41,858,457.21 = 21,646,835.16/x
  3. Step 3: Cross multiply
    30,363,796.16x = 41,858,457.21 × 21,646,835.16
  4. Step 4: Simplify right side
    30,363,796.16x = 906,103,123,119,814.25
  5. Step 5: Solve for x
    x = 906,103,123,119,814.25/30,363,796.16
  6. Step 6: Final answer
    x = 29,841,562.58

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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.