Home / 21,364,309.38-29,482,706.97-11,574,996.87

Finding the Fourth Proportional to 21,364,309.38, 29,482,706.97 and 11,574,996.87

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Solution

The fourth proportional to 21,364,309.38, 29,482,706.97 and 11,574,996.87 is: 15,973,474.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,364,309.38 : 29,482,706.97 = 11,574,996.87 : x
  2. Step 2: Convert to fraction form
    21,364,309.38/29,482,706.97 = 11,574,996.87/x
  3. Step 3: Cross multiply
    21,364,309.38x = 29,482,706.97 × 11,574,996.87
  4. Step 4: Simplify right side
    21,364,309.38x = 341,262,240,896,877.12
  5. Step 5: Solve for x
    x = 341,262,240,896,877.12/21,364,309.38
  6. Step 6: Final answer
    x = 15,973,474.02

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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.