Home / 5,385,405.10-8,064,110.85-4,256,329.90

Finding the Fourth Proportional to 5,385,405.10, 8,064,110.85 and 4,256,329.90

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Solution

The fourth proportional to 5,385,405.10, 8,064,110.85 and 4,256,329.90 is: 6,373,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,405.10 : 8,064,110.85 = 4,256,329.90 : x
  2. Step 2: Convert to fraction form
    5,385,405.10/8,064,110.85 = 4,256,329.90/x
  3. Step 3: Cross multiply
    5,385,405.10x = 8,064,110.85 × 4,256,329.90
  4. Step 4: Simplify right side
    5,385,405.10x = 34,323,516,127,769.42
  5. Step 5: Solve for x
    x = 34,323,516,127,769.42/5,385,405.10
  6. Step 6: Final answer
    x = 6,373,432.54

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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.