Home / 8,783,390.58-12,121,457.82-4,863,146.67

Finding the Fourth Proportional to 8,783,390.58, 12,121,457.82 and 4,863,146.67

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Solution

The fourth proportional to 8,783,390.58, 12,121,457.82 and 4,863,146.67 is: 6,711,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,390.58 : 12,121,457.82 = 4,863,146.67 : x
  2. Step 2: Convert to fraction form
    8,783,390.58/12,121,457.82 = 4,863,146.67/x
  3. Step 3: Cross multiply
    8,783,390.58x = 12,121,457.82 × 4,863,146.67
  4. Step 4: Simplify right side
    8,783,390.58x = 58,948,427,232,878.46
  5. Step 5: Solve for x
    x = 58,948,427,232,878.46/8,783,390.58
  6. Step 6: Final answer
    x = 6,711,352.15

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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.