Home / 20,430,250.88-30,569,678.78-16,374,437.51

Finding the Fourth Proportional to 20,430,250.88, 30,569,678.78 and 16,374,437.51

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Solution

The fourth proportional to 20,430,250.88, 30,569,678.78 and 16,374,437.51 is: 24,500,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,430,250.88 : 30,569,678.78 = 16,374,437.51 : x
  2. Step 2: Convert to fraction form
    20,430,250.88/30,569,678.78 = 16,374,437.51/x
  3. Step 3: Cross multiply
    20,430,250.88x = 30,569,678.78 × 16,374,437.51
  4. Step 4: Simplify right side
    20,430,250.88x = 500,561,294,649,162.44
  5. Step 5: Solve for x
    x = 500,561,294,649,162.44/20,430,250.88
  6. Step 6: Final answer
    x = 24,500,986.20

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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.