Home / 12,298,912.70-18,447,931.65-5,567,326.70

Finding the Fourth Proportional to 12,298,912.70, 18,447,931.65 and 5,567,326.70

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Solution

The fourth proportional to 12,298,912.70, 18,447,931.65 and 5,567,326.70 is: 8,350,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298,912.70 : 18,447,931.65 = 5,567,326.70 : x
  2. Step 2: Convert to fraction form
    12,298,912.70/18,447,931.65 = 5,567,326.70/x
  3. Step 3: Cross multiply
    12,298,912.70x = 18,447,931.65 × 5,567,326.70
  4. Step 4: Simplify right side
    12,298,912.70x = 102,705,662,434,820.05
  5. Step 5: Solve for x
    x = 102,705,662,434,820.05/12,298,912.70
  6. Step 6: Final answer
    x = 8,350,792.05

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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.