Home / 8,711,139.96-13,065,858.51-2,645,924.36

Finding the Fourth Proportional to 8,711,139.96, 13,065,858.51 and 2,645,924.36

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Solution

The fourth proportional to 8,711,139.96, 13,065,858.51 and 2,645,924.36 is: 3,968,627.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711,139.96 : 13,065,858.51 = 2,645,924.36 : x
  2. Step 2: Convert to fraction form
    8,711,139.96/13,065,858.51 = 2,645,924.36/x
  3. Step 3: Cross multiply
    8,711,139.96x = 13,065,858.51 × 2,645,924.36
  4. Step 4: Simplify right side
    8,711,139.96x = 34,571,273,250,593.01
  5. Step 5: Solve for x
    x = 34,571,273,250,593.01/8,711,139.96
  6. Step 6: Final answer
    x = 3,968,627.92

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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.