Home / 14,522,557.40-21,783,836.10-12,954,915.80

Finding the Fourth Proportional to 14,522,557.40, 21,783,836.10 and 12,954,915.80

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Solution

The fourth proportional to 14,522,557.40, 21,783,836.10 and 12,954,915.80 is: 19,432,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522,557.40 : 21,783,836.10 = 12,954,915.80 : x
  2. Step 2: Convert to fraction form
    14,522,557.40/21,783,836.10 = 12,954,915.80/x
  3. Step 3: Cross multiply
    14,522,557.40x = 21,783,836.10 × 12,954,915.80
  4. Step 4: Simplify right side
    14,522,557.40x = 282,207,762,476,500.44
  5. Step 5: Solve for x
    x = 282,207,762,476,500.44/14,522,557.40
  6. Step 6: Final answer
    x = 19,432,373.70

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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.