Home / 20,148,860.60-30,223,618.96-5,771,872.52

Finding the Fourth Proportional to 20,148,860.60, 30,223,618.96 and 5,771,872.52

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Solution

The fourth proportional to 20,148,860.60, 30,223,618.96 and 5,771,872.52 is: 8,657,902.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,148,860.60 : 30,223,618.96 = 5,771,872.52 : x
  2. Step 2: Convert to fraction form
    20,148,860.60/30,223,618.96 = 5,771,872.52/x
  3. Step 3: Cross multiply
    20,148,860.60x = 30,223,618.96 × 5,771,872.52
  4. Step 4: Simplify right side
    20,148,860.60x = 174,446,875,730,174.97
  5. Step 5: Solve for x
    x = 174,446,875,730,174.97/20,148,860.60
  6. Step 6: Final answer
    x = 8,657,902.76

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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.