Home / 7,491,636.80-11,237,455.20-2,699,482.40

Finding the Fourth Proportional to 7,491,636.80, 11,237,455.20 and 2,699,482.40

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Solution

The fourth proportional to 7,491,636.80, 11,237,455.20 and 2,699,482.40 is: 4,049,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491,636.80 : 11,237,455.20 = 2,699,482.40 : x
  2. Step 2: Convert to fraction form
    7,491,636.80/11,237,455.20 = 2,699,482.40/x
  3. Step 3: Cross multiply
    7,491,636.80x = 11,237,455.20 × 2,699,482.40
  4. Step 4: Simplify right side
    7,491,636.80x = 30,335,312,533,188.48
  5. Step 5: Solve for x
    x = 30,335,312,533,188.48/7,491,636.80
  6. Step 6: Final answer
    x = 4,049,223.60

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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.