Home / 20,713,862.64-31,069,670.68-6,336,931.67

Finding the Fourth Proportional to 20,713,862.64, 31,069,670.68 and 6,336,931.67

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Solution

The fourth proportional to 20,713,862.64, 31,069,670.68 and 6,336,931.67 is: 9,505,053.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,713,862.64 : 31,069,670.68 = 6,336,931.67 : x
  2. Step 2: Convert to fraction form
    20,713,862.64/31,069,670.68 = 6,336,931.67/x
  3. Step 3: Cross multiply
    20,713,862.64x = 31,069,670.68 × 6,336,931.67
  4. Step 4: Simplify right side
    20,713,862.64x = 196,886,379,921,529.44
  5. Step 5: Solve for x
    x = 196,886,379,921,529.44/20,713,862.64
  6. Step 6: Final answer
    x = 9,505,053.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.