Home / 30,980,699.60-46,478,047.80-18,194,622.80

Finding the Fourth Proportional to 30,980,699.60, 46,478,047.80 and 18,194,622.80

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Solution

The fourth proportional to 30,980,699.60, 46,478,047.80 and 18,194,622.80 is: 27,296,044.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,980,699.60 : 46,478,047.80 = 18,194,622.80 : x
  2. Step 2: Convert to fraction form
    30,980,699.60/46,478,047.80 = 18,194,622.80/x
  3. Step 3: Cross multiply
    30,980,699.60x = 46,478,047.80 × 18,194,622.80
  4. Step 4: Simplify right side
    30,980,699.60x = 845,650,548,201,369.88
  5. Step 5: Solve for x
    x = 845,650,548,201,369.88/30,980,699.60
  6. Step 6: Final answer
    x = 27,296,044.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.