Home / 34,309,743.48-47,348,273.16-18,629,434.80

Finding the Fourth Proportional to 34,309,743.48, 47,348,273.16 and 18,629,434.80

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Solution

The fourth proportional to 34,309,743.48, 47,348,273.16 and 18,629,434.80 is: 25,709,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,309,743.48 : 47,348,273.16 = 18,629,434.80 : x
  2. Step 2: Convert to fraction form
    34,309,743.48/47,348,273.16 = 18,629,434.80/x
  3. Step 3: Cross multiply
    34,309,743.48x = 47,348,273.16 × 18,629,434.80
  4. Step 4: Simplify right side
    34,309,743.48x = 882,071,567,726,809.88
  5. Step 5: Solve for x
    x = 882,071,567,726,809.88/34,309,743.48
  6. Step 6: Final answer
    x = 25,709,069.15

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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.