Home / 11,090,226.60-15,282,711.72-8,479,688.49

Finding the Fourth Proportional to 11,090,226.60, 15,282,711.72 and 8,479,688.49

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Solution

The fourth proportional to 11,090,226.60, 15,282,711.72 and 8,479,688.49 is: 11,685,300.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090,226.60 : 15,282,711.72 = 8,479,688.49 : x
  2. Step 2: Convert to fraction form
    11,090,226.60/15,282,711.72 = 8,479,688.49/x
  3. Step 3: Cross multiply
    11,090,226.60x = 15,282,711.72 × 8,479,688.49
  4. Step 4: Simplify right side
    11,090,226.60x = 129,592,634,668,072.11
  5. Step 5: Solve for x
    x = 129,592,634,668,072.11/11,090,226.60
  6. Step 6: Final answer
    x = 11,685,300.88

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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.