Home / 34,669,781.87-47,845,073.25-19,784,809.49

Finding the Fourth Proportional to 34,669,781.87, 47,845,073.25 and 19,784,809.49

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Solution

The fourth proportional to 34,669,781.87, 47,845,073.25 and 19,784,809.49 is: 27,303,478.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,669,781.87 : 47,845,073.25 = 19,784,809.49 : x
  2. Step 2: Convert to fraction form
    34,669,781.87/47,845,073.25 = 19,784,809.49/x
  3. Step 3: Cross multiply
    34,669,781.87x = 47,845,073.25 × 19,784,809.49
  4. Step 4: Simplify right side
    34,669,781.87x = 946,605,659,047,119.75
  5. Step 5: Solve for x
    x = 946,605,659,047,119.75/34,669,781.87
  6. Step 6: Final answer
    x = 27,303,478.94

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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.