Home / 30,305,430.10-41,820,814.11-16,554,448.90

Finding the Fourth Proportional to 30,305,430.10, 41,820,814.11 and 16,554,448.90

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Solution

The fourth proportional to 30,305,430.10, 41,820,814.11 and 16,554,448.90 is: 22,844,768.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,305,430.10 : 41,820,814.11 = 16,554,448.90 : x
  2. Step 2: Convert to fraction form
    30,305,430.10/41,820,814.11 = 16,554,448.90/x
  3. Step 3: Cross multiply
    30,305,430.10x = 41,820,814.11 × 16,554,448.90
  4. Step 4: Simplify right side
    30,305,430.10x = 692,320,530,140,394
  5. Step 5: Solve for x
    x = 692,320,530,140,394/30,305,430.10
  6. Step 6: Final answer
    x = 22,844,768.34

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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.