Home / 26,913,423.92-40,369,755.72-12,528,446

Finding the Fourth Proportional to 26,913,423.92, 40,369,755.72 and 12,528,446

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Solution

The fourth proportional to 26,913,423.92, 40,369,755.72 and 12,528,446 is: 18,792,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913,423.92 : 40,369,755.72 = 12,528,446 : x
  2. Step 2: Convert to fraction form
    26,913,423.92/40,369,755.72 = 12,528,446/x
  3. Step 3: Cross multiply
    26,913,423.92x = 40,369,755.72 × 12,528,446
  4. Step 4: Simplify right side
    26,913,423.92x = 505,770,304,571,211.12
  5. Step 5: Solve for x
    x = 505,770,304,571,211.12/26,913,423.92
  6. Step 6: Final answer
    x = 18,792,492.03

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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.