Home / 7,902,008-10,904,548-4,638,770.72

Finding the Fourth Proportional to 7,902,008, 10,904,548 and 4,638,770.72

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Solution

The fourth proportional to 7,902,008, 10,904,548 and 4,638,770.72 is: 6,401,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902,008 : 10,904,548 = 4,638,770.72 : x
  2. Step 2: Convert to fraction form
    7,902,008/10,904,548 = 4,638,770.72/x
  3. Step 3: Cross multiply
    7,902,008x = 10,904,548 × 4,638,770.72
  4. Step 4: Simplify right side
    7,902,008x = 50,583,697,977,234.55
  5. Step 5: Solve for x
    x = 50,583,697,977,234.55/7,902,008
  6. Step 6: Final answer
    x = 6,401,372.66

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1.5x scale

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.