Home / 12,301,900.60-18,452,850.90-4,212,187.60

Finding the Fourth Proportional to 12,301,900.60, 18,452,850.90 and 4,212,187.60

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Solution

The fourth proportional to 12,301,900.60, 18,452,850.90 and 4,212,187.60 is: 6,318,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,900.60 : 18,452,850.90 = 4,212,187.60 : x
  2. Step 2: Convert to fraction form
    12,301,900.60/18,452,850.90 = 4,212,187.60/x
  3. Step 3: Cross multiply
    12,301,900.60x = 18,452,850.90 × 4,212,187.60
  4. Step 4: Simplify right side
    12,301,900.60x = 77,726,869,745,628.83
  5. Step 5: Solve for x
    x = 77,726,869,745,628.83/12,301,900.60
  6. Step 6: Final answer
    x = 6,318,281.40

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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.