Home / 28,954,779.04-43,432,131.82-7,389,381.20

Finding the Fourth Proportional to 28,954,779.04, 43,432,131.82 and 7,389,381.20

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Solution

The fourth proportional to 28,954,779.04, 43,432,131.82 and 7,389,381.20 is: 11,084,062.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954,779.04 : 43,432,131.82 = 7,389,381.20 : x
  2. Step 2: Convert to fraction form
    28,954,779.04/43,432,131.82 = 7,389,381.20/x
  3. Step 3: Cross multiply
    28,954,779.04x = 43,432,131.82 × 7,389,381.20
  4. Step 4: Simplify right side
    28,954,779.04x = 320,936,578,346,629.81
  5. Step 5: Solve for x
    x = 320,936,578,346,629.81/28,954,779.04
  6. Step 6: Final answer
    x = 11,084,062.42

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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.