Home / 10,008,342.84-13,811,537.58-5,424,659.64

Finding the Fourth Proportional to 10,008,342.84, 13,811,537.58 and 5,424,659.64

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Solution

The fourth proportional to 10,008,342.84, 13,811,537.58 and 5,424,659.64 is: 7,486,043.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008,342.84 : 13,811,537.58 = 5,424,659.64 : x
  2. Step 2: Convert to fraction form
    10,008,342.84/13,811,537.58 = 5,424,659.64/x
  3. Step 3: Cross multiply
    10,008,342.84x = 13,811,537.58 × 5,424,659.64
  4. Step 4: Simplify right side
    10,008,342.84x = 74,922,890,476,569.27
  5. Step 5: Solve for x
    x = 74,922,890,476,569.27/10,008,342.84
  6. Step 6: Final answer
    x = 7,486,043.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.