Home / 5,385,405.60-8,064,111.60-4,256,330.40

Finding the Fourth Proportional to 5,385,405.60, 8,064,111.60 and 4,256,330.40

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Solution

The fourth proportional to 5,385,405.60, 8,064,111.60 and 4,256,330.40 is: 6,373,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,405.60 : 8,064,111.60 = 4,256,330.40 : x
  2. Step 2: Convert to fraction form
    5,385,405.60/8,064,111.60 = 4,256,330.40/x
  3. Step 3: Cross multiply
    5,385,405.60x = 8,064,111.60 × 4,256,330.40
  4. Step 4: Simplify right side
    5,385,405.60x = 34,323,523,352,072.64
  5. Step 5: Solve for x
    x = 34,323,523,352,072.64/5,385,405.60
  6. Step 6: Final answer
    x = 6,373,433.29

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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.