Home / 13,595,965.90-20,393,948.85-5,509,205.35

Finding the Fourth Proportional to 13,595,965.90, 20,393,948.85 and 5,509,205.35

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Solution

The fourth proportional to 13,595,965.90, 20,393,948.85 and 5,509,205.35 is: 8,263,808.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595,965.90 : 20,393,948.85 = 5,509,205.35 : x
  2. Step 2: Convert to fraction form
    13,595,965.90/20,393,948.85 = 5,509,205.35/x
  3. Step 3: Cross multiply
    13,595,965.90x = 20,393,948.85 × 5,509,205.35
  4. Step 4: Simplify right side
    13,595,965.90x = 112,354,452,112,046.34
  5. Step 5: Solve for x
    x = 112,354,452,112,046.34/13,595,965.90
  6. Step 6: Final answer
    x = 8,263,808.03

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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.