Home / 6,357,363.20-9,536,044.80-4,220,518.40

Finding the Fourth Proportional to 6,357,363.20, 9,536,044.80 and 4,220,518.40

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Solution

The fourth proportional to 6,357,363.20, 9,536,044.80 and 4,220,518.40 is: 6,330,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357,363.20 : 9,536,044.80 = 4,220,518.40 : x
  2. Step 2: Convert to fraction form
    6,357,363.20/9,536,044.80 = 4,220,518.40/x
  3. Step 3: Cross multiply
    6,357,363.20x = 9,536,044.80 × 4,220,518.40
  4. Step 4: Simplify right side
    6,357,363.20x = 40,247,052,541,624.33
  5. Step 5: Solve for x
    x = 40,247,052,541,624.33/6,357,363.20
  6. Step 6: Final answer
    x = 6,330,777.60

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Similar ratio
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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.