Home / 16,993,551.32-25,490,351.36-12,972,867.72

Finding the Fourth Proportional to 16,993,551.32, 25,490,351.36 and 12,972,867.72

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Solution

The fourth proportional to 16,993,551.32, 25,490,351.36 and 12,972,867.72 is: 19,459,320.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,993,551.32 : 25,490,351.36 = 12,972,867.72 : x
  2. Step 2: Convert to fraction form
    16,993,551.32/25,490,351.36 = 12,972,867.72/x
  3. Step 3: Cross multiply
    16,993,551.32x = 25,490,351.36 × 12,972,867.72
  4. Step 4: Simplify right side
    16,993,551.32x = 330,682,956,329,602.12
  5. Step 5: Solve for x
    x = 330,682,956,329,602.12/16,993,551.32
  6. Step 6: Final answer
    x = 19,459,320.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.