Home / 8,470,179.69-11,688,839.11-4,602,691.63

Finding the Fourth Proportional to 8,470,179.69, 11,688,839.11 and 4,602,691.63

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Solution

The fourth proportional to 8,470,179.69, 11,688,839.11 and 4,602,691.63 is: 6,351,709.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470,179.69 : 11,688,839.11 = 4,602,691.63 : x
  2. Step 2: Convert to fraction form
    8,470,179.69/11,688,839.11 = 4,602,691.63/x
  3. Step 3: Cross multiply
    8,470,179.69x = 11,688,839.11 × 4,602,691.63
  4. Step 4: Simplify right side
    8,470,179.69x = 53,800,121,936,013.65
  5. Step 5: Solve for x
    x = 53,800,121,936,013.65/8,470,179.69
  6. Step 6: Final answer
    x = 6,351,709.63

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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.