Home / 22,312,220.58-30,790,864.33-12,522,664.77

Finding the Fourth Proportional to 22,312,220.58, 30,790,864.33 and 12,522,664.77

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Solution

The fourth proportional to 22,312,220.58, 30,790,864.33 and 12,522,664.77 is: 17,281,277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,312,220.58 : 30,790,864.33 = 12,522,664.77 : x
  2. Step 2: Convert to fraction form
    22,312,220.58/30,790,864.33 = 12,522,664.77/x
  3. Step 3: Cross multiply
    22,312,220.58x = 30,790,864.33 × 12,522,664.77
  4. Step 4: Simplify right side
    22,312,220.58x = 385,583,671,951,834
  5. Step 5: Solve for x
    x = 385,583,671,951,834/22,312,220.58
  6. Step 6: Final answer
    x = 17,281,277.34

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1.5x scale

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.