Home / 28,546,069.01-42,819,103.51-6,980,414.66

Finding the Fourth Proportional to 28,546,069.01, 42,819,103.51 and 6,980,414.66

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Solution

The fourth proportional to 28,546,069.01, 42,819,103.51 and 6,980,414.66 is: 10,470,621.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,069.01 : 42,819,103.51 = 6,980,414.66 : x
  2. Step 2: Convert to fraction form
    28,546,069.01/42,819,103.51 = 6,980,414.66/x
  3. Step 3: Cross multiply
    28,546,069.01x = 42,819,103.51 × 6,980,414.66
  4. Step 4: Simplify right side
    28,546,069.01x = 298,895,097,798,286.56
  5. Step 5: Solve for x
    x = 298,895,097,798,286.56/28,546,069.01
  6. Step 6: Final answer
    x = 10,470,621.99

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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.