Home / 67,357,429.20-92,946,311.10-49,725,709.38

Finding the Fourth Proportional to 67,357,429.20, 92,946,311.10 and 49,725,709.38

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Solution

The fourth proportional to 67,357,429.20, 92,946,311.10 and 49,725,709.38 is: 68,616,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,357,429.20 : 92,946,311.10 = 49,725,709.38 : x
  2. Step 2: Convert to fraction form
    67,357,429.20/92,946,311.10 = 49,725,709.38/x
  3. Step 3: Cross multiply
    67,357,429.20x = 92,946,311.10 × 49,725,709.38
  4. Step 4: Simplify right side
    67,357,429.20x = 4,621,821,253,701,668
  5. Step 5: Solve for x
    x = 4,621,821,253,701,668/67,357,429.20
  6. Step 6: Final answer
    x = 68,616,354.70

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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.