Home / 6,156,845.20-9,235,267.80-3,889,363.60

Finding the Fourth Proportional to 6,156,845.20, 9,235,267.80 and 3,889,363.60

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Solution

The fourth proportional to 6,156,845.20, 9,235,267.80 and 3,889,363.60 is: 5,834,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156,845.20 : 9,235,267.80 = 3,889,363.60 : x
  2. Step 2: Convert to fraction form
    6,156,845.20/9,235,267.80 = 3,889,363.60/x
  3. Step 3: Cross multiply
    6,156,845.20x = 9,235,267.80 × 3,889,363.60
  4. Step 4: Simplify right side
    6,156,845.20x = 35,919,314,417,572.09
  5. Step 5: Solve for x
    x = 35,919,314,417,572.09/6,156,845.20
  6. Step 6: Final answer
    x = 5,834,045.40

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1.5x scale

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.