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Finding the Fourth Proportional to 22,658,906.84, 33,988,329.39 and 10,521,733.40

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Solution

The fourth proportional to 22,658,906.84, 33,988,329.39 and 10,521,733.40 is: 15,782,585.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,658,906.84 : 33,988,329.39 = 10,521,733.40 : x
  2. Step 2: Convert to fraction form
    22,658,906.84/33,988,329.39 = 10,521,733.40/x
  3. Step 3: Cross multiply
    22,658,906.84x = 33,988,329.39 × 10,521,733.40
  4. Step 4: Simplify right side
    22,658,906.84x = 357,616,140,552,964.62
  5. Step 5: Solve for x
    x = 357,616,140,552,964.62/22,658,906.84
  6. Step 6: Final answer
    x = 15,782,585.77

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1.5x scale

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.