Home / 76,223,492.33-114,335,012.22-21,636,124.02

Finding the Fourth Proportional to 76,223,492.33, 114,335,012.22 and 21,636,124.02

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Solution

The fourth proportional to 76,223,492.33, 114,335,012.22 and 21,636,124.02 is: 32,454,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,223,492.33 : 114,335,012.22 = 21,636,124.02 : x
  2. Step 2: Convert to fraction form
    76,223,492.33/114,335,012.22 = 21,636,124.02/x
  3. Step 3: Cross multiply
    76,223,492.33x = 114,335,012.22 × 21,636,124.02
  4. Step 4: Simplify right side
    76,223,492.33x = 2,473,766,504,220,135.50
  5. Step 5: Solve for x
    x = 2,473,766,504,220,135.50/76,223,492.33
  6. Step 6: Final answer
    x = 32,454,121.80

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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.