Home / 8,889,105.49-13,333,561.03-2,157,519.49

Finding the Fourth Proportional to 8,889,105.49, 13,333,561.03 and 2,157,519.49

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Solution

The fourth proportional to 8,889,105.49, 13,333,561.03 and 2,157,519.49 is: 3,236,255.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,105.49 : 13,333,561.03 = 2,157,519.49 : x
  2. Step 2: Convert to fraction form
    8,889,105.49/13,333,561.03 = 2,157,519.49/x
  3. Step 3: Cross multiply
    8,889,105.49x = 13,333,561.03 × 2,157,519.49
  4. Step 4: Simplify right side
    8,889,105.49x = 28,767,417,793,329.48
  5. Step 5: Solve for x
    x = 28,767,417,793,329.48/8,889,105.49
  6. Step 6: Final answer
    x = 3,236,255.64

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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.