Home / 8,928,439.31-13,389,447.71-3,091,039.99

Finding the Fourth Proportional to 8,928,439.31, 13,389,447.71 and 3,091,039.99

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Solution

The fourth proportional to 8,928,439.31, 13,389,447.71 and 3,091,039.99 is: 4,635,448.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928,439.31 : 13,389,447.71 = 3,091,039.99 : x
  2. Step 2: Convert to fraction form
    8,928,439.31/13,389,447.71 = 3,091,039.99/x
  3. Step 3: Cross multiply
    8,928,439.31x = 13,389,447.71 × 3,091,039.99
  4. Step 4: Simplify right side
    8,928,439.31x = 41,387,318,289,877.90
  5. Step 5: Solve for x
    x = 41,387,318,289,877.90/8,928,439.31
  6. Step 6: Final answer
    x = 4,635,448.24

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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.