Home / 33,030,868.50-45,586,172.25-19,985,319.54

Finding the Fourth Proportional to 33,030,868.50, 45,586,172.25 and 19,985,319.54

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Solution

The fourth proportional to 33,030,868.50, 45,586,172.25 and 19,985,319.54 is: 27,581,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,030,868.50 : 45,586,172.25 = 19,985,319.54 : x
  2. Step 2: Convert to fraction form
    33,030,868.50/45,586,172.25 = 19,985,319.54/x
  3. Step 3: Cross multiply
    33,030,868.50x = 45,586,172.25 × 19,985,319.54
  4. Step 4: Simplify right side
    33,030,868.50x = 911,054,219,021,730.75
  5. Step 5: Solve for x
    x = 911,054,219,021,730.75/33,030,868.50
  6. Step 6: Final answer
    x = 27,581,903.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.