Home / 7,430,327.28-11,146,523.67-2,636,877.69

Finding the Fourth Proportional to 7,430,327.28, 11,146,523.67 and 2,636,877.69

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Solution

The fourth proportional to 7,430,327.28, 11,146,523.67 and 2,636,877.69 is: 3,955,683.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430,327.28 : 11,146,523.67 = 2,636,877.69 : x
  2. Step 2: Convert to fraction form
    7,430,327.28/11,146,523.67 = 2,636,877.69/x
  3. Step 3: Cross multiply
    7,430,327.28x = 11,146,523.67 × 2,636,877.69
  4. Step 4: Simplify right side
    7,430,327.28x = 29,392,019,586,479.92
  5. Step 5: Solve for x
    x = 29,392,019,586,479.92/7,430,327.28
  6. Step 6: Final answer
    x = 3,955,683.04

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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.