Home / 7,510,680.80-10,364,742.24-4,072,920.96

Finding the Fourth Proportional to 7,510,680.80, 10,364,742.24 and 4,072,920.96

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Solution

The fourth proportional to 7,510,680.80, 10,364,742.24 and 4,072,920.96 is: 5,620,632.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510,680.80 : 10,364,742.24 = 4,072,920.96 : x
  2. Step 2: Convert to fraction form
    7,510,680.80/10,364,742.24 = 4,072,920.96/x
  3. Step 3: Cross multiply
    7,510,680.80x = 10,364,742.24 × 4,072,920.96
  4. Step 4: Simplify right side
    7,510,680.80x = 42,214,775,914,293.35
  5. Step 5: Solve for x
    x = 42,214,775,914,293.35/7,510,680.80
  6. Step 6: Final answer
    x = 5,620,632.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.