Home / 5,330,395.20-7,355,946.65-3,007,780.86

Finding the Fourth Proportional to 5,330,395.20, 7,355,946.65 and 3,007,780.86

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Solution

The fourth proportional to 5,330,395.20, 7,355,946.65 and 3,007,780.86 is: 4,150,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,395.20 : 7,355,946.65 = 3,007,780.86 : x
  2. Step 2: Convert to fraction form
    5,330,395.20/7,355,946.65 = 3,007,780.86/x
  3. Step 3: Cross multiply
    5,330,395.20x = 7,355,946.65 × 3,007,780.86
  4. Step 4: Simplify right side
    5,330,395.20x = 22,125,075,526,012.21
  5. Step 5: Solve for x
    x = 22,125,075,526,012.21/5,330,395.20
  6. Step 6: Final answer
    x = 4,150,738.30

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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.