Home / 6,411,622.20-8,844,492.78-4,377,420.60

Finding the Fourth Proportional to 6,411,622.20, 8,844,492.78 and 4,377,420.60

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Solution

The fourth proportional to 6,411,622.20, 8,844,492.78 and 4,377,420.60 is: 6,038,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411,622.20 : 8,844,492.78 = 4,377,420.60 : x
  2. Step 2: Convert to fraction form
    6,411,622.20/8,844,492.78 = 4,377,420.60/x
  3. Step 3: Cross multiply
    6,411,622.20x = 8,844,492.78 × 4,377,420.60
  4. Step 4: Simplify right side
    6,411,622.20x = 38,716,064,891,723.27
  5. Step 5: Solve for x
    x = 38,716,064,891,723.27/6,411,622.20
  6. Step 6: Final answer
    x = 6,038,419.56

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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.