Home / 29,015,964.54-40,042,030.80-15,962,943.33

Finding the Fourth Proportional to 29,015,964.54, 40,042,030.80 and 15,962,943.33

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Solution

The fourth proportional to 29,015,964.54, 40,042,030.80 and 15,962,943.33 is: 22,028,861.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015,964.54 : 40,042,030.80 = 15,962,943.33 : x
  2. Step 2: Convert to fraction form
    29,015,964.54/40,042,030.80 = 15,962,943.33/x
  3. Step 3: Cross multiply
    29,015,964.54x = 40,042,030.80 × 15,962,943.33
  4. Step 4: Simplify right side
    29,015,964.54x = 639,188,668,478,514.50
  5. Step 5: Solve for x
    x = 639,188,668,478,514.50/29,015,964.54
  6. Step 6: Final answer
    x = 22,028,861.65

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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.