Home / 9,784,975.42-13,503,606.96-5,434,133.86

Finding the Fourth Proportional to 9,784,975.42, 13,503,606.96 and 5,434,133.86

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Solution

The fourth proportional to 9,784,975.42, 13,503,606.96 and 5,434,133.86 is: 7,499,294.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784,975.42 : 13,503,606.96 = 5,434,133.86 : x
  2. Step 2: Convert to fraction form
    9,784,975.42/13,503,606.96 = 5,434,133.86/x
  3. Step 3: Cross multiply
    9,784,975.42x = 13,503,606.96 × 5,434,133.86
  4. Step 4: Simplify right side
    9,784,975.42x = 73,380,407,813,467.67
  5. Step 5: Solve for x
    x = 73,380,407,813,467.67/9,784,975.42
  6. Step 6: Final answer
    x = 7,499,294.04

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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.