Home / 11,133,080.10-16,699,620.15-8,610,545.70

Finding the Fourth Proportional to 11,133,080.10, 16,699,620.15 and 8,610,545.70

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Solution

The fourth proportional to 11,133,080.10, 16,699,620.15 and 8,610,545.70 is: 12,915,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133,080.10 : 16,699,620.15 = 8,610,545.70 : x
  2. Step 2: Convert to fraction form
    11,133,080.10/16,699,620.15 = 8,610,545.70/x
  3. Step 3: Cross multiply
    11,133,080.10x = 16,699,620.15 × 8,610,545.70
  4. Step 4: Simplify right side
    11,133,080.10x = 143,792,842,474,215.84
  5. Step 5: Solve for x
    x = 143,792,842,474,215.84/11,133,080.10
  6. Step 6: Final answer
    x = 12,915,818.55

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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.