Home / 30,273,141.52-45,427,336.25-12,764,600.43

Finding the Fourth Proportional to 30,273,141.52, 45,427,336.25 and 12,764,600.43

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Solution

The fourth proportional to 30,273,141.52, 45,427,336.25 and 12,764,600.43 is: 19,154,331.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,273,141.52 : 45,427,336.25 = 12,764,600.43 : x
  2. Step 2: Convert to fraction form
    30,273,141.52/45,427,336.25 = 12,764,600.43/x
  3. Step 3: Cross multiply
    30,273,141.52x = 45,427,336.25 × 12,764,600.43
  4. Step 4: Simplify right side
    30,273,141.52x = 579,861,795,596,329
  5. Step 5: Solve for x
    x = 579,861,795,596,329/30,273,141.52
  6. Step 6: Final answer
    x = 19,154,331.74

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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.