Home / 5,200,009.60-7,800,014.40-4,536,457.60

Finding the Fourth Proportional to 5,200,009.60, 7,800,014.40 and 4,536,457.60

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Solution

The fourth proportional to 5,200,009.60, 7,800,014.40 and 4,536,457.60 is: 6,804,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,009.60 : 7,800,014.40 = 4,536,457.60 : x
  2. Step 2: Convert to fraction form
    5,200,009.60/7,800,014.40 = 4,536,457.60/x
  3. Step 3: Cross multiply
    5,200,009.60x = 7,800,014.40 × 4,536,457.60
  4. Step 4: Simplify right side
    5,200,009.60x = 35,384,434,604,989.44
  5. Step 5: Solve for x
    x = 35,384,434,604,989.44/5,200,009.60
  6. Step 6: Final answer
    x = 6,804,686.40

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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.