Home / 18,088,987.61-27,137,678.33-5,958,015.73

Finding the Fourth Proportional to 18,088,987.61, 27,137,678.33 and 5,958,015.73

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Solution

The fourth proportional to 18,088,987.61, 27,137,678.33 and 5,958,015.73 is: 8,938,405.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088,987.61 : 27,137,678.33 = 5,958,015.73 : x
  2. Step 2: Convert to fraction form
    18,088,987.61/27,137,678.33 = 5,958,015.73/x
  3. Step 3: Cross multiply
    18,088,987.61x = 27,137,678.33 × 5,958,015.73
  4. Step 4: Simplify right side
    18,088,987.61x = 161,686,714,312,870.97
  5. Step 5: Solve for x
    x = 161,686,714,312,870.97/18,088,987.61
  6. Step 6: Final answer
    x = 8,938,405.94

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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.