Home / 6,480,259.80-9,720,389.70-3,645,907.80

Finding the Fourth Proportional to 6,480,259.80, 9,720,389.70 and 3,645,907.80

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Solution

The fourth proportional to 6,480,259.80, 9,720,389.70 and 3,645,907.80 is: 5,468,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,259.80 : 9,720,389.70 = 3,645,907.80 : x
  2. Step 2: Convert to fraction form
    6,480,259.80/9,720,389.70 = 3,645,907.80/x
  3. Step 3: Cross multiply
    6,480,259.80x = 9,720,389.70 × 3,645,907.80
  4. Step 4: Simplify right side
    6,480,259.80x = 35,439,644,626,269.66
  5. Step 5: Solve for x
    x = 35,439,644,626,269.66/6,480,259.80
  6. Step 6: Final answer
    x = 5,468,861.70

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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.