Home / 20,738,050.60-31,052,643.90-14,639,852.20

Finding the Fourth Proportional to 20,738,050.60, 31,052,643.90 and 14,639,852.20

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Solution

The fourth proportional to 20,738,050.60, 31,052,643.90 and 14,639,852.20 is: 21,921,352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,738,050.60 : 31,052,643.90 = 14,639,852.20 : x
  2. Step 2: Convert to fraction form
    20,738,050.60/31,052,643.90 = 14,639,852.20/x
  3. Step 3: Cross multiply
    20,738,050.60x = 31,052,643.90 × 14,639,852.20
  4. Step 4: Simplify right side
    20,738,050.60x = 454,606,117,115,231.56
  5. Step 5: Solve for x
    x = 454,606,117,115,231.56/20,738,050.60
  6. Step 6: Final answer
    x = 21,921,352.49

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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.