Home / 21,887,225.36-30,203,844.17-11,963,662.59

Finding the Fourth Proportional to 21,887,225.36, 30,203,844.17 and 11,963,662.59

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Solution

The fourth proportional to 21,887,225.36, 30,203,844.17 and 11,963,662.59 is: 16,509,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,887,225.36 : 30,203,844.17 = 11,963,662.59 : x
  2. Step 2: Convert to fraction form
    21,887,225.36/30,203,844.17 = 11,963,662.59/x
  3. Step 3: Cross multiply
    21,887,225.36x = 30,203,844.17 × 11,963,662.59
  4. Step 4: Simplify right side
    21,887,225.36x = 361,348,600,454,368.06
  5. Step 5: Solve for x
    x = 361,348,600,454,368.06/21,887,225.36
  6. Step 6: Final answer
    x = 16,509,566.40

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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.