Home / 7,018,336.80-10,527,505.20-1,699,552.80

Finding the Fourth Proportional to 7,018,336.80, 10,527,505.20 and 1,699,552.80

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Solution

The fourth proportional to 7,018,336.80, 10,527,505.20 and 1,699,552.80 is: 2,549,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,336.80 : 10,527,505.20 = 1,699,552.80 : x
  2. Step 2: Convert to fraction form
    7,018,336.80/10,527,505.20 = 1,699,552.80/x
  3. Step 3: Cross multiply
    7,018,336.80x = 10,527,505.20 × 1,699,552.80
  4. Step 4: Simplify right side
    7,018,336.80x = 17,892,050,939,674.56
  5. Step 5: Solve for x
    x = 17,892,050,939,674.56/7,018,336.80
  6. Step 6: Final answer
    x = 2,549,329.20

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Similar ratio
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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.