Home / 10,890,057.80-16,335,086.70-9,397,065.80

Finding the Fourth Proportional to 10,890,057.80, 16,335,086.70 and 9,397,065.80

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Solution

The fourth proportional to 10,890,057.80, 16,335,086.70 and 9,397,065.80 is: 14,095,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,057.80 : 16,335,086.70 = 9,397,065.80 : x
  2. Step 2: Convert to fraction form
    10,890,057.80/16,335,086.70 = 9,397,065.80/x
  3. Step 3: Cross multiply
    10,890,057.80x = 16,335,086.70 × 9,397,065.80
  4. Step 4: Simplify right side
    10,890,057.80x = 153,501,884,568,604.88
  5. Step 5: Solve for x
    x = 153,501,884,568,604.88/10,890,057.80
  6. Step 6: Final answer
    x = 14,095,598.70

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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.