Home / 34,661,126.84-51,992,280.80-13,105,879.88

Finding the Fourth Proportional to 34,661,126.84, 51,992,280.80 and 13,105,879.88

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Solution

The fourth proportional to 34,661,126.84, 51,992,280.80 and 13,105,879.88 is: 19,659,043.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,661,126.84 : 51,992,280.80 = 13,105,879.88 : x
  2. Step 2: Convert to fraction form
    34,661,126.84/51,992,280.80 = 13,105,879.88/x
  3. Step 3: Cross multiply
    34,661,126.84x = 51,992,280.80 × 13,105,879.88
  4. Step 4: Simplify right side
    34,661,126.84x = 681,404,586,852,030.25
  5. Step 5: Solve for x
    x = 681,404,586,852,030.25/34,661,126.84
  6. Step 6: Final answer
    x = 19,659,043.11

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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.