Home / 13,836,039.60-20,726,065.80-9,581,012.40

Finding the Fourth Proportional to 13,836,039.60, 20,726,065.80 and 9,581,012.40

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Solution

The fourth proportional to 13,836,039.60, 20,726,065.80 and 9,581,012.40 is: 14,352,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836,039.60 : 20,726,065.80 = 9,581,012.40 : x
  2. Step 2: Convert to fraction form
    13,836,039.60/20,726,065.80 = 9,581,012.40/x
  3. Step 3: Cross multiply
    13,836,039.60x = 20,726,065.80 × 9,581,012.40
  4. Step 4: Simplify right side
    13,836,039.60x = 198,576,693,433,015.94
  5. Step 5: Solve for x
    x = 198,576,693,433,015.94/13,836,039.60
  6. Step 6: Final answer
    x = 14,352,133.93

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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.