Home / 12,528,175.30-18,795,057.99-4,009,022.98

Finding the Fourth Proportional to 12,528,175.30, 18,795,057.99 and 4,009,022.98

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Solution

The fourth proportional to 12,528,175.30, 18,795,057.99 and 4,009,022.98 is: 6,014,428.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,175.30 : 18,795,057.99 = 4,009,022.98 : x
  2. Step 2: Convert to fraction form
    12,528,175.30/18,795,057.99 = 4,009,022.98/x
  3. Step 3: Cross multiply
    12,528,175.30x = 18,795,057.99 × 4,009,022.98
  4. Step 4: Simplify right side
    12,528,175.30x = 75,349,819,392,342.61
  5. Step 5: Solve for x
    x = 75,349,819,392,342.61/12,528,175.30
  6. Step 6: Final answer
    x = 6,014,428.88

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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.