Home / 5,385,408.60-8,064,116.10-4,256,333.40

Finding the Fourth Proportional to 5,385,408.60, 8,064,116.10 and 4,256,333.40

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Solution

The fourth proportional to 5,385,408.60, 8,064,116.10 and 4,256,333.40 is: 6,373,437.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,408.60 : 8,064,116.10 = 4,256,333.40 : x
  2. Step 2: Convert to fraction form
    5,385,408.60/8,064,116.10 = 4,256,333.40/x
  3. Step 3: Cross multiply
    5,385,408.60x = 8,064,116.10 × 4,256,333.40
  4. Step 4: Simplify right side
    5,385,408.60x = 34,323,566,697,907.74
  5. Step 5: Solve for x
    x = 34,323,566,697,907.74/5,385,408.60
  6. Step 6: Final answer
    x = 6,373,437.79

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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.