Home / 18,792,103.80-28,188,155.70-6,013,025.40

Finding the Fourth Proportional to 18,792,103.80, 28,188,155.70 and 6,013,025.40

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Solution

The fourth proportional to 18,792,103.80, 28,188,155.70 and 6,013,025.40 is: 9,019,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792,103.80 : 28,188,155.70 = 6,013,025.40 : x
  2. Step 2: Convert to fraction form
    18,792,103.80/28,188,155.70 = 6,013,025.40/x
  3. Step 3: Cross multiply
    18,792,103.80x = 28,188,155.70 × 6,013,025.40
  4. Step 4: Simplify right side
    18,792,103.80x = 169,496,096,203,254.78
  5. Step 5: Solve for x
    x = 169,496,096,203,254.78/18,792,103.80
  6. Step 6: Final answer
    x = 9,019,538.10

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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.