Home / 18,413,020.99-25,409,766.40-10,153,809.10

Finding the Fourth Proportional to 18,413,020.99, 25,409,766.40 and 10,153,809.10

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Solution

The fourth proportional to 18,413,020.99, 25,409,766.40 and 10,153,809.10 is: 14,012,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,413,020.99 : 25,409,766.40 = 10,153,809.10 : x
  2. Step 2: Convert to fraction form
    18,413,020.99/25,409,766.40 = 10,153,809.10/x
  3. Step 3: Cross multiply
    18,413,020.99x = 25,409,766.40 × 10,153,809.10
  4. Step 4: Simplify right side
    18,413,020.99x = 258,005,917,301,194.22
  5. Step 5: Solve for x
    x = 258,005,917,301,194.22/18,413,020.99
  6. Step 6: Final answer
    x = 14,012,144.85

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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.