Home / 20,995,763.50-31,493,645.26-5,039,411.50

Finding the Fourth Proportional to 20,995,763.50, 31,493,645.26 and 5,039,411.50

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Solution

The fourth proportional to 20,995,763.50, 31,493,645.26 and 5,039,411.50 is: 7,559,117.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,763.50 : 31,493,645.26 = 5,039,411.50 : x
  2. Step 2: Convert to fraction form
    20,995,763.50/31,493,645.26 = 5,039,411.50/x
  3. Step 3: Cross multiply
    20,995,763.50x = 31,493,645.26 × 5,039,411.50
  4. Step 4: Simplify right side
    20,995,763.50x = 158,709,438,100,164.50
  5. Step 5: Solve for x
    x = 158,709,438,100,164.50/20,995,763.50
  6. Step 6: Final answer
    x = 7,559,117.25

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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.