Home / 8,695,189.76-11,999,736.96-4,827,711.68

Finding the Fourth Proportional to 8,695,189.76, 11,999,736.96 and 4,827,711.68

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Solution

The fourth proportional to 8,695,189.76, 11,999,736.96 and 4,827,711.68 is: 6,662,450.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695,189.76 : 11,999,736.96 = 4,827,711.68 : x
  2. Step 2: Convert to fraction form
    8,695,189.76/11,999,736.96 = 4,827,711.68/x
  3. Step 3: Cross multiply
    8,695,189.76x = 11,999,736.96 × 4,827,711.68
  4. Step 4: Simplify right side
    8,695,189.76x = 57,931,270,278,719.70
  5. Step 5: Solve for x
    x = 57,931,270,278,719.70/8,695,189.76
  6. Step 6: Final answer
    x = 6,662,450.38

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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.