Home / 31,091,952.06-46,643,905.89-11,921,213.98

Finding the Fourth Proportional to 31,091,952.06, 46,643,905.89 and 11,921,213.98

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Solution

The fourth proportional to 31,091,952.06, 46,643,905.89 and 11,921,213.98 is: 17,884,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,091,952.06 : 46,643,905.89 = 11,921,213.98 : x
  2. Step 2: Convert to fraction form
    31,091,952.06/46,643,905.89 = 11,921,213.98/x
  3. Step 3: Cross multiply
    31,091,952.06x = 46,643,905.89 × 11,921,213.98
  4. Step 4: Simplify right side
    31,091,952.06x = 556,051,983,035,977.19
  5. Step 5: Solve for x
    x = 556,051,983,035,977.19/31,091,952.06
  6. Step 6: Final answer
    x = 17,884,112.97

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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.