Home / 6,478,435.24-9,706,990.02-2,216,273.56

Finding the Fourth Proportional to 6,478,435.24, 9,706,990.02 and 2,216,273.56

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Solution

The fourth proportional to 6,478,435.24, 9,706,990.02 and 2,216,273.56 is: 3,320,762.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,435.24 : 9,706,990.02 = 2,216,273.56 : x
  2. Step 2: Convert to fraction form
    6,478,435.24/9,706,990.02 = 2,216,273.56/x
  3. Step 3: Cross multiply
    6,478,435.24x = 9,706,990.02 × 2,216,273.56
  4. Step 4: Simplify right side
    6,478,435.24x = 21,513,345,328,509.87
  5. Step 5: Solve for x
    x = 21,513,345,328,509.87/6,478,435.24
  6. Step 6: Final answer
    x = 3,320,762.58

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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.