Home / 5,615,369.71-8,400,892.73-4,253,068.78

Finding the Fourth Proportional to 5,615,369.71, 8,400,892.73 and 4,253,068.78

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Solution

The fourth proportional to 5,615,369.71, 8,400,892.73 and 4,253,068.78 is: 6,362,817.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615,369.71 : 8,400,892.73 = 4,253,068.78 : x
  2. Step 2: Convert to fraction form
    5,615,369.71/8,400,892.73 = 4,253,068.78/x
  3. Step 3: Cross multiply
    5,615,369.71x = 8,400,892.73 × 4,253,068.78
  4. Step 4: Simplify right side
    5,615,369.71x = 35,729,574,594,091.98
  5. Step 5: Solve for x
    x = 35,729,574,594,091.98/5,615,369.71
  6. Step 6: Final answer
    x = 6,362,817.84

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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.