Home / 7,254,307.20-10,872,129.60-4,411,401.60

Finding the Fourth Proportional to 7,254,307.20, 10,872,129.60 and 4,411,401.60

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Solution

The fourth proportional to 7,254,307.20, 10,872,129.60 and 4,411,401.60 is: 6,611,428.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,307.20 : 10,872,129.60 = 4,411,401.60 : x
  2. Step 2: Convert to fraction form
    7,254,307.20/10,872,129.60 = 4,411,401.60/x
  3. Step 3: Cross multiply
    7,254,307.20x = 10,872,129.60 × 4,411,401.60
  4. Step 4: Simplify right side
    7,254,307.20x = 47,961,329,912,847.35
  5. Step 5: Solve for x
    x = 47,961,329,912,847.35/7,254,307.20
  6. Step 6: Final answer
    x = 6,611,428.02

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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.