Home / 7,518,793.96-10,375,946.16-4,081,035.72

Finding the Fourth Proportional to 7,518,793.96, 10,375,946.16 and 4,081,035.72

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Solution

The fourth proportional to 7,518,793.96, 10,375,946.16 and 4,081,035.72 is: 5,631,834.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,793.96 : 10,375,946.16 = 4,081,035.72 : x
  2. Step 2: Convert to fraction form
    7,518,793.96/10,375,946.16 = 4,081,035.72/x
  3. Step 3: Cross multiply
    7,518,793.96x = 10,375,946.16 × 4,081,035.72
  4. Step 4: Simplify right side
    7,518,793.96x = 42,344,606,907,756.84
  5. Step 5: Solve for x
    x = 42,344,606,907,756.84/7,518,793.96
  6. Step 6: Final answer
    x = 5,631,834.99

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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.