Home / 23,678,710-32,676,619.86-12,813,694

Finding the Fourth Proportional to 23,678,710, 32,676,619.86 and 12,813,694

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Solution

The fourth proportional to 23,678,710, 32,676,619.86 and 12,813,694 is: 17,682,897.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,678,710 : 32,676,619.86 = 12,813,694 : x
  2. Step 2: Convert to fraction form
    23,678,710/32,676,619.86 = 12,813,694/x
  3. Step 3: Cross multiply
    23,678,710x = 32,676,619.86 × 12,813,694
  4. Step 4: Simplify right side
    23,678,710x = 418,708,207,840,362.81
  5. Step 5: Solve for x
    x = 418,708,207,840,362.81/23,678,710
  6. Step 6: Final answer
    x = 17,682,897.75

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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.