Home / 26,913,422.92-40,369,754.22-12,528,445

Finding the Fourth Proportional to 26,913,422.92, 40,369,754.22 and 12,528,445

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Solution

The fourth proportional to 26,913,422.92, 40,369,754.22 and 12,528,445 is: 18,792,490.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913,422.92 : 40,369,754.22 = 12,528,445 : x
  2. Step 2: Convert to fraction form
    26,913,422.92/40,369,754.22 = 12,528,445/x
  3. Step 3: Cross multiply
    26,913,422.92x = 40,369,754.22 × 12,528,445
  4. Step 4: Simplify right side
    26,913,422.92x = 505,770,245,408,787.88
  5. Step 5: Solve for x
    x = 505,770,245,408,787.88/26,913,422.92
  6. Step 6: Final answer
    x = 18,792,490.53

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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.