Home / 30,393,562.41-41,943,186.45-16,455,065.40

Finding the Fourth Proportional to 30,393,562.41, 41,943,186.45 and 16,455,065.40

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Solution

The fourth proportional to 30,393,562.41, 41,943,186.45 and 16,455,065.40 is: 22,708,028.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,393,562.41 : 41,943,186.45 = 16,455,065.40 : x
  2. Step 2: Convert to fraction form
    30,393,562.41/41,943,186.45 = 16,455,065.40/x
  3. Step 3: Cross multiply
    30,393,562.41x = 41,943,186.45 × 16,455,065.40
  4. Step 4: Simplify right side
    30,393,562.41x = 690,177,876,119,143.88
  5. Step 5: Solve for x
    x = 690,177,876,119,143.88/30,393,562.41
  6. Step 6: Final answer
    x = 22,708,028.33

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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.