Home / 23,992,427.71-33,109,478.40-12,979,174.50

Finding the Fourth Proportional to 23,992,427.71, 33,109,478.40 and 12,979,174.50

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Solution

The fourth proportional to 23,992,427.71, 33,109,478.40 and 12,979,174.50 is: 17,911,221.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,992,427.71 : 33,109,478.40 = 12,979,174.50 : x
  2. Step 2: Convert to fraction form
    23,992,427.71/33,109,478.40 = 12,979,174.50/x
  3. Step 3: Cross multiply
    23,992,427.71x = 33,109,478.40 × 12,979,174.50
  4. Step 4: Simplify right side
    23,992,427.71x = 429,733,697,806,252.69
  5. Step 5: Solve for x
    x = 429,733,697,806,252.69/23,992,427.71
  6. Step 6: Final answer
    x = 17,911,221.95

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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.