Home / 15,419,513.82-23,112,994.59-5,174,659.74

Finding the Fourth Proportional to 15,419,513.82, 23,112,994.59 and 5,174,659.74

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Solution

The fourth proportional to 15,419,513.82, 23,112,994.59 and 5,174,659.74 is: 7,756,527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419,513.82 : 23,112,994.59 = 5,174,659.74 : x
  2. Step 2: Convert to fraction form
    15,419,513.82/23,112,994.59 = 5,174,659.74/x
  3. Step 3: Cross multiply
    15,419,513.82x = 23,112,994.59 × 5,174,659.74
  4. Step 4: Simplify right side
    15,419,513.82x = 119,601,882,575,710.81
  5. Step 5: Solve for x
    x = 119,601,882,575,710.81/15,419,513.82
  6. Step 6: Final answer
    x = 7,756,527.47

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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.