Home / 28,954,777.60-43,432,129.60-7,389,379.68

Finding the Fourth Proportional to 28,954,777.60, 43,432,129.60 and 7,389,379.68

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Solution

The fourth proportional to 28,954,777.60, 43,432,129.60 and 7,389,379.68 is: 11,084,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954,777.60 : 43,432,129.60 = 7,389,379.68 : x
  2. Step 2: Convert to fraction form
    28,954,777.60/43,432,129.60 = 7,389,379.68/x
  3. Step 3: Cross multiply
    28,954,777.60x = 43,432,129.60 × 7,389,379.68
  4. Step 4: Simplify right side
    28,954,777.60x = 320,936,495,925,366.50
  5. Step 5: Solve for x
    x = 320,936,495,925,366.50/28,954,777.60
  6. Step 6: Final answer
    x = 11,084,060.13

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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.