Home / 6,321,501.72-9,478,412.64-2,478,720.18

Finding the Fourth Proportional to 6,321,501.72, 9,478,412.64 and 2,478,720.18

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Solution

The fourth proportional to 6,321,501.72, 9,478,412.64 and 2,478,720.18 is: 3,716,574.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,501.72 : 9,478,412.64 = 2,478,720.18 : x
  2. Step 2: Convert to fraction form
    6,321,501.72/9,478,412.64 = 2,478,720.18/x
  3. Step 3: Cross multiply
    6,321,501.72x = 9,478,412.64 × 2,478,720.18
  4. Step 4: Simplify right side
    6,321,501.72x = 23,494,332,685,135.08
  5. Step 5: Solve for x
    x = 23,494,332,685,135.08/6,321,501.72
  6. Step 6: Final answer
    x = 3,716,574.59

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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.