Home / 14,635,200.75-20,196,309.69-8,108,806.38

Finding the Fourth Proportional to 14,635,200.75, 20,196,309.69 and 8,108,806.38

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Solution

The fourth proportional to 14,635,200.75, 20,196,309.69 and 8,108,806.38 is: 11,190,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635,200.75 : 20,196,309.69 = 8,108,806.38 : x
  2. Step 2: Convert to fraction form
    14,635,200.75/20,196,309.69 = 8,108,806.38/x
  3. Step 3: Cross multiply
    14,635,200.75x = 20,196,309.69 × 8,108,806.38
  4. Step 4: Simplify right side
    14,635,200.75x = 163,767,964,866,727.84
  5. Step 5: Solve for x
    x = 163,767,964,866,727.84/14,635,200.75
  6. Step 6: Final answer
    x = 11,190,004.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.