Home / 22,660,064.80-31,270,893.90-12,346,787.86

Finding the Fourth Proportional to 22,660,064.80, 31,270,893.90 and 12,346,787.86

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Solution

The fourth proportional to 22,660,064.80, 31,270,893.90 and 12,346,787.86 is: 17,038,569.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,660,064.80 : 31,270,893.90 = 12,346,787.86 : x
  2. Step 2: Convert to fraction form
    22,660,064.80/31,270,893.90 = 12,346,787.86/x
  3. Step 3: Cross multiply
    22,660,064.80x = 31,270,893.90 × 12,346,787.86
  4. Step 4: Simplify right side
    22,660,064.80x = 386,095,093,175,868
  5. Step 5: Solve for x
    x = 386,095,093,175,868/22,660,064.80
  6. Step 6: Final answer
    x = 17,038,569.69

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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.