Home / 16,824,917.40-25,237,376.10-16,718,629.20

Finding the Fourth Proportional to 16,824,917.40, 25,237,376.10 and 16,718,629.20

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Solution

The fourth proportional to 16,824,917.40, 25,237,376.10 and 16,718,629.20 is: 25,077,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824,917.40 : 25,237,376.10 = 16,718,629.20 : x
  2. Step 2: Convert to fraction form
    16,824,917.40/25,237,376.10 = 16,718,629.20/x
  3. Step 3: Cross multiply
    16,824,917.40x = 25,237,376.10 × 16,718,629.20
  4. Step 4: Simplify right side
    16,824,917.40x = 421,934,332,996,842.12
  5. Step 5: Solve for x
    x = 421,934,332,996,842.12/16,824,917.40
  6. Step 6: Final answer
    x = 25,077,943.80

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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.