Home / 11,979,955.40-17,963,352.30-5,901,312.20

Finding the Fourth Proportional to 11,979,955.40, 17,963,352.30 and 5,901,312.20

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Solution

The fourth proportional to 11,979,955.40, 17,963,352.30 and 5,901,312.20 is: 8,848,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,979,955.40 : 17,963,352.30 = 5,901,312.20 : x
  2. Step 2: Convert to fraction form
    11,979,955.40/17,963,352.30 = 5,901,312.20/x
  3. Step 3: Cross multiply
    11,979,955.40x = 17,963,352.30 × 5,901,312.20
  4. Step 4: Simplify right side
    11,979,955.40x = 106,007,350,080,888.06
  5. Step 5: Solve for x
    x = 106,007,350,080,888.06/11,979,955.40
  6. Step 6: Final answer
    x = 8,848,726.61

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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.