Home / 65,384,333.40-90,230,380.74-36,015,575.34

Finding the Fourth Proportional to 65,384,333.40, 90,230,380.74 and 36,015,575.34

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Solution

The fourth proportional to 65,384,333.40, 90,230,380.74 and 36,015,575.34 is: 49,701,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,384,333.40 : 90,230,380.74 = 36,015,575.34 : x
  2. Step 2: Convert to fraction form
    65,384,333.40/90,230,380.74 = 36,015,575.34/x
  3. Step 3: Cross multiply
    65,384,333.40x = 90,230,380.74 × 36,015,575.34
  4. Step 4: Simplify right side
    65,384,333.40x = 3,249,699,075,498,355
  5. Step 5: Solve for x
    x = 3,249,699,075,498,355/65,384,333.40
  6. Step 6: Final answer
    x = 49,701,494.33

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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.