Home / 28,703,790.79-43,043,713.32-9,002,842.35

Finding the Fourth Proportional to 28,703,790.79, 43,043,713.32 and 9,002,842.35

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Solution

The fourth proportional to 28,703,790.79, 43,043,713.32 and 9,002,842.35 is: 13,500,508.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,703,790.79 : 43,043,713.32 = 9,002,842.35 : x
  2. Step 2: Convert to fraction form
    28,703,790.79/43,043,713.32 = 9,002,842.35/x
  3. Step 3: Cross multiply
    28,703,790.79x = 43,043,713.32 × 9,002,842.35
  4. Step 4: Simplify right side
    28,703,790.79x = 387,515,765,242,381.75
  5. Step 5: Solve for x
    x = 387,515,765,242,381.75/28,703,790.79
  6. Step 6: Final answer
    x = 13,500,508.28

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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.