Home / 18,127,869.70-27,191,804.55-16,616,215.30

Finding the Fourth Proportional to 18,127,869.70, 27,191,804.55 and 16,616,215.30

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Solution

The fourth proportional to 18,127,869.70, 27,191,804.55 and 16,616,215.30 is: 24,924,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127,869.70 : 27,191,804.55 = 16,616,215.30 : x
  2. Step 2: Convert to fraction form
    18,127,869.70/27,191,804.55 = 16,616,215.30/x
  3. Step 3: Cross multiply
    18,127,869.70x = 27,191,804.55 × 16,616,215.30
  4. Step 4: Simplify right side
    18,127,869.70x = 451,824,878,798,319.62
  5. Step 5: Solve for x
    x = 451,824,878,798,319.62/18,127,869.70
  6. Step 6: Final answer
    x = 24,924,322.95

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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.