Home / 23,678,685-32,676,585.30-12,813,669

Finding the Fourth Proportional to 23,678,685, 32,676,585.30 and 12,813,669

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Solution

The fourth proportional to 23,678,685, 32,676,585.30 and 12,813,669 is: 17,682,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,678,685 : 32,676,585.30 = 12,813,669 : x
  2. Step 2: Convert to fraction form
    23,678,685/32,676,585.30 = 12,813,669/x
  3. Step 3: Cross multiply
    23,678,685x = 32,676,585.30 × 12,813,669
  4. Step 4: Simplify right side
    23,678,685x = 418,706,948,084,465.69
  5. Step 5: Solve for x
    x = 418,706,948,084,465.69/23,678,685
  6. Step 6: Final answer
    x = 17,682,863.22

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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.