Home / 10,866,821.55-16,300,232.33-7,087,685.55

Finding the Fourth Proportional to 10,866,821.55, 16,300,232.33 and 7,087,685.55

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Solution

The fourth proportional to 10,866,821.55, 16,300,232.33 and 7,087,685.55 is: 10,631,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,821.55 : 16,300,232.33 = 7,087,685.55 : x
  2. Step 2: Convert to fraction form
    10,866,821.55/16,300,232.33 = 7,087,685.55/x
  3. Step 3: Cross multiply
    10,866,821.55x = 16,300,232.33 × 7,087,685.55
  4. Step 4: Simplify right side
    10,866,821.55x = 115,530,921,111,545.39
  5. Step 5: Solve for x
    x = 115,530,921,111,545.39/10,866,821.55
  6. Step 6: Final answer
    x = 10,631,528.33

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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.