Home / 8,410,888.86-12,616,331.88-2,021,141.22

Finding the Fourth Proportional to 8,410,888.86, 12,616,331.88 and 2,021,141.22

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Solution

The fourth proportional to 8,410,888.86, 12,616,331.88 and 2,021,141.22 is: 3,031,711.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410,888.86 : 12,616,331.88 = 2,021,141.22 : x
  2. Step 2: Convert to fraction form
    8,410,888.86/12,616,331.88 = 2,021,141.22/x
  3. Step 3: Cross multiply
    8,410,888.86x = 12,616,331.88 × 2,021,141.22
  4. Step 4: Simplify right side
    8,410,888.86x = 25,499,388,407,868.09
  5. Step 5: Solve for x
    x = 25,499,388,407,868.09/8,410,888.86
  6. Step 6: Final answer
    x = 3,031,711.49

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1.5x scale

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.