Home / 5,674,665.60-8,511,998.40-5,210,179.20

Finding the Fourth Proportional to 5,674,665.60, 8,511,998.40 and 5,210,179.20

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Solution

The fourth proportional to 5,674,665.60, 8,511,998.40 and 5,210,179.20 is: 7,815,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,674,665.60 : 8,511,998.40 = 5,210,179.20 : x
  2. Step 2: Convert to fraction form
    5,674,665.60/8,511,998.40 = 5,210,179.20/x
  3. Step 3: Cross multiply
    5,674,665.60x = 8,511,998.40 × 5,210,179.20
  4. Step 4: Simplify right side
    5,674,665.60x = 44,349,037,014,113.28
  5. Step 5: Solve for x
    x = 44,349,037,014,113.28/5,674,665.60
  6. Step 6: Final answer
    x = 7,815,268.80

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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.