Home / 30,073,019.76-41,501,165.40-16,322,148.72

Finding the Fourth Proportional to 30,073,019.76, 41,501,165.40 and 16,322,148.72

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Solution

The fourth proportional to 30,073,019.76, 41,501,165.40 and 16,322,148.72 is: 22,524,781.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,073,019.76 : 41,501,165.40 = 16,322,148.72 : x
  2. Step 2: Convert to fraction form
    30,073,019.76/41,501,165.40 = 16,322,148.72/x
  3. Step 3: Cross multiply
    30,073,019.76x = 41,501,165.40 × 16,322,148.72
  4. Step 4: Simplify right side
    30,073,019.76x = 677,388,193,712,118.25
  5. Step 5: Solve for x
    x = 677,388,193,712,118.25/30,073,019.76
  6. Step 6: Final answer
    x = 22,524,781.32

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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.