Home / 21,957,492.14-30,302,003.54-12,167,020.32

Finding the Fourth Proportional to 21,957,492.14, 30,302,003.54 and 12,167,020.32

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Solution

The fourth proportional to 21,957,492.14, 30,302,003.54 and 12,167,020.32 is: 16,790,856.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,957,492.14 : 30,302,003.54 = 12,167,020.32 : x
  2. Step 2: Convert to fraction form
    21,957,492.14/30,302,003.54 = 12,167,020.32/x
  3. Step 3: Cross multiply
    21,957,492.14x = 30,302,003.54 × 12,167,020.32
  4. Step 4: Simplify right side
    21,957,492.14x = 368,685,092,747,056.81
  5. Step 5: Solve for x
    x = 368,685,092,747,056.81/21,957,492.14
  6. Step 6: Final answer
    x = 16,790,856.18

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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.