Home / 7,518,794.46-10,375,946.85-4,081,036.22

Finding the Fourth Proportional to 7,518,794.46, 10,375,946.85 and 4,081,036.22

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Solution

The fourth proportional to 7,518,794.46, 10,375,946.85 and 4,081,036.22 is: 5,631,835.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,794.46 : 10,375,946.85 = 4,081,036.22 : x
  2. Step 2: Convert to fraction form
    7,518,794.46/10,375,946.85 = 4,081,036.22/x
  3. Step 3: Cross multiply
    7,518,794.46x = 10,375,946.85 × 4,081,036.22
  4. Step 4: Simplify right side
    7,518,794.46x = 42,344,614,911,644.91
  5. Step 5: Solve for x
    x = 42,344,614,911,644.91/7,518,794.46
  6. Step 6: Final answer
    x = 5,631,835.68

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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.