Home / 7,783,140.80-11,674,711.20-4,955,787.20

Finding the Fourth Proportional to 7,783,140.80, 11,674,711.20 and 4,955,787.20

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Solution

The fourth proportional to 7,783,140.80, 11,674,711.20 and 4,955,787.20 is: 7,433,680.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783,140.80 : 11,674,711.20 = 4,955,787.20 : x
  2. Step 2: Convert to fraction form
    7,783,140.80/11,674,711.20 = 4,955,787.20/x
  3. Step 3: Cross multiply
    7,783,140.80x = 11,674,711.20 × 4,955,787.20
  4. Step 4: Simplify right side
    7,783,140.80x = 57,857,384,328,656.64
  5. Step 5: Solve for x
    x = 57,857,384,328,656.64/7,783,140.80
  6. Step 6: Final answer
    x = 7,433,680.80

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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.