Home / 47,555,842.82-71,311,280.50-18,423,329.77

Finding the Fourth Proportional to 47,555,842.82, 71,311,280.50 and 18,423,329.77

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Solution

The fourth proportional to 47,555,842.82, 71,311,280.50 and 18,423,329.77 is: 27,626,284.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,555,842.82 : 71,311,280.50 = 18,423,329.77 : x
  2. Step 2: Convert to fraction form
    47,555,842.82/71,311,280.50 = 18,423,329.77/x
  3. Step 3: Cross multiply
    47,555,842.82x = 71,311,280.50 × 18,423,329.77
  4. Step 4: Simplify right side
    47,555,842.82x = 1,313,791,236,885,770
  5. Step 5: Solve for x
    x = 1,313,791,236,885,770/47,555,842.82
  6. Step 6: Final answer
    x = 27,626,284.36

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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.