Home / 20,127,562.24-30,163,411.15-9,170,975.41

Finding the Fourth Proportional to 20,127,562.24, 30,163,411.15 and 9,170,975.41

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Solution

The fourth proportional to 20,127,562.24, 30,163,411.15 and 9,170,975.41 is: 13,743,736.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,127,562.24 : 30,163,411.15 = 9,170,975.41 : x
  2. Step 2: Convert to fraction form
    20,127,562.24/30,163,411.15 = 9,170,975.41/x
  3. Step 3: Cross multiply
    20,127,562.24x = 30,163,411.15 × 9,170,975.41
  4. Step 4: Simplify right side
    20,127,562.24x = 276,627,901,938,369.81
  5. Step 5: Solve for x
    x = 276,627,901,938,369.81/20,127,562.24
  6. Step 6: Final answer
    x = 13,743,736.01

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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.