Home / 6,457,114.95-8,910,878.90-3,556,516.29

Finding the Fourth Proportional to 6,457,114.95, 8,910,878.90 and 3,556,516.29

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Solution

The fourth proportional to 6,457,114.95, 8,910,878.90 and 3,556,516.29 is: 4,908,025.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,114.95 : 8,910,878.90 = 3,556,516.29 : x
  2. Step 2: Convert to fraction form
    6,457,114.95/8,910,878.90 = 3,556,516.29/x
  3. Step 3: Cross multiply
    6,457,114.95x = 8,910,878.90 × 3,556,516.29
  4. Step 4: Simplify right side
    6,457,114.95x = 31,691,685,948,284.70
  5. Step 5: Solve for x
    x = 31,691,685,948,284.70/6,457,114.95
  6. Step 6: Final answer
    x = 4,908,025.67

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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.