Home / 12,772,226.56-19,160,867.65-4,685,272.84

Finding the Fourth Proportional to 12,772,226.56, 19,160,867.65 and 4,685,272.84

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Solution

The fourth proportional to 12,772,226.56, 19,160,867.65 and 4,685,272.84 is: 7,028,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,772,226.56 : 19,160,867.65 = 4,685,272.84 : x
  2. Step 2: Convert to fraction form
    12,772,226.56/19,160,867.65 = 4,685,272.84/x
  3. Step 3: Cross multiply
    12,772,226.56x = 19,160,867.65 × 4,685,272.84
  4. Step 4: Simplify right side
    12,772,226.56x = 89,773,892,791,379.61
  5. Step 5: Solve for x
    x = 89,773,892,791,379.61/12,772,226.56
  6. Step 6: Final answer
    x = 7,028,836.54

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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.