Home / 9,432,369.92-13,015,811.61-5,457,954.15

Finding the Fourth Proportional to 9,432,369.92, 13,015,811.61 and 5,457,954.15

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Solution

The fourth proportional to 9,432,369.92, 13,015,811.61 and 5,457,954.15 is: 7,531,479.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432,369.92 : 13,015,811.61 = 5,457,954.15 : x
  2. Step 2: Convert to fraction form
    9,432,369.92/13,015,811.61 = 5,457,954.15/x
  3. Step 3: Cross multiply
    9,432,369.92x = 13,015,811.61 × 5,457,954.15
  4. Step 4: Simplify right side
    9,432,369.92x = 71,039,702,992,417.69
  5. Step 5: Solve for x
    x = 71,039,702,992,417.69/9,432,369.92
  6. Step 6: Final answer
    x = 7,531,479.74

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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.