Home / 67,663,428.40-93,375,621.30-36,723,597.68

Finding the Fourth Proportional to 67,663,428.40, 93,375,621.30 and 36,723,597.68

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Solution

The fourth proportional to 67,663,428.40, 93,375,621.30 and 36,723,597.68 is: 50,678,613.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,663,428.40 : 93,375,621.30 = 36,723,597.68 : x
  2. Step 2: Convert to fraction form
    67,663,428.40/93,375,621.30 = 36,723,597.68/x
  3. Step 3: Cross multiply
    67,663,428.40x = 93,375,621.30 × 36,723,597.68
  4. Step 4: Simplify right side
    67,663,428.40x = 3,429,088,749,905,820.50
  5. Step 5: Solve for x
    x = 3,429,088,749,905,820.50/67,663,428.40
  6. Step 6: Final answer
    x = 50,678,613.71

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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.