Home / 18,288,970.49-25,241,538.84-11,676,384.63

Finding the Fourth Proportional to 18,288,970.49, 25,241,538.84 and 11,676,384.63

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Solution

The fourth proportional to 18,288,970.49, 25,241,538.84 and 11,676,384.63 is: 16,115,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,288,970.49 : 25,241,538.84 = 11,676,384.63 : x
  2. Step 2: Convert to fraction form
    18,288,970.49/25,241,538.84 = 11,676,384.63/x
  3. Step 3: Cross multiply
    18,288,970.49x = 25,241,538.84 × 11,676,384.63
  4. Step 4: Simplify right side
    18,288,970.49x = 294,729,916,105,137.62
  5. Step 5: Solve for x
    x = 294,729,916,105,137.62/18,288,970.49
  6. Step 6: Final answer
    x = 16,115,172.60

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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.