Home / 18,413,769.60-25,412,515.44-10,155,447.48

Finding the Fourth Proportional to 18,413,769.60, 25,412,515.44 and 10,155,447.48

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Solution

The fourth proportional to 18,413,769.60, 25,412,515.44 and 10,155,447.48 is: 14,015,352.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,413,769.60 : 25,412,515.44 = 10,155,447.48 : x
  2. Step 2: Convert to fraction form
    18,413,769.60/25,412,515.44 = 10,155,447.48/x
  3. Step 3: Cross multiply
    18,413,769.60x = 25,412,515.44 × 10,155,447.48
  4. Step 4: Simplify right side
    18,413,769.60x = 258,075,465,885,609.12
  5. Step 5: Solve for x
    x = 258,075,465,885,609.12/18,413,769.60
  6. Step 6: Final answer
    x = 14,015,352.18

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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.