Home / 21,133,300.64-31,677,828.30-8,844,305.30

Finding the Fourth Proportional to 21,133,300.64, 31,677,828.30 and 8,844,305.30

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Solution

The fourth proportional to 21,133,300.64, 31,677,828.30 and 8,844,305.30 is: 13,257,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,133,300.64 : 31,677,828.30 = 8,844,305.30 : x
  2. Step 2: Convert to fraction form
    21,133,300.64/31,677,828.30 = 8,844,305.30/x
  3. Step 3: Cross multiply
    21,133,300.64x = 31,677,828.30 × 8,844,305.30
  4. Step 4: Simplify right side
    21,133,300.64x = 280,168,384,726,180.03
  5. Step 5: Solve for x
    x = 280,168,384,726,180.03/21,133,300.64
  6. Step 6: Final answer
    x = 13,257,199.60

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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.