Home / 25,407,313.92-38,107,996.16-7,213,107.20

Finding the Fourth Proportional to 25,407,313.92, 38,107,996.16 and 7,213,107.20

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Solution

The fourth proportional to 25,407,313.92, 38,107,996.16 and 7,213,107.20 is: 10,818,816.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407,313.92 : 38,107,996.16 = 7,213,107.20 : x
  2. Step 2: Convert to fraction form
    25,407,313.92/38,107,996.16 = 7,213,107.20/x
  3. Step 3: Cross multiply
    25,407,313.92x = 38,107,996.16 × 7,213,107.20
  4. Step 4: Simplify right side
    25,407,313.92x = 274,877,061,479,268.34
  5. Step 5: Solve for x
    x = 274,877,061,479,268.34/25,407,313.92
  6. Step 6: Final answer
    x = 10,818,816.28

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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.