Home / 36,088,681.44-49,805,019.87-20,618,433.93

Finding the Fourth Proportional to 36,088,681.44, 49,805,019.87 and 20,618,433.93

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Solution

The fourth proportional to 36,088,681.44, 49,805,019.87 and 20,618,433.93 is: 28,454,946.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,088,681.44 : 49,805,019.87 = 20,618,433.93 : x
  2. Step 2: Convert to fraction form
    36,088,681.44/49,805,019.87 = 20,618,433.93/x
  3. Step 3: Cross multiply
    36,088,681.44x = 49,805,019.87 × 20,618,433.93
  4. Step 4: Simplify right side
    36,088,681.44x = 1,026,901,511,571,932.12
  5. Step 5: Solve for x
    x = 1,026,901,511,571,932.12/36,088,681.44
  6. Step 6: Final answer
    x = 28,454,946.83

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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.