Home / 13,738,802.64-20,608,275.24-8,055,041.28

Finding the Fourth Proportional to 13,738,802.64, 20,608,275.24 and 8,055,041.28

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Solution

The fourth proportional to 13,738,802.64, 20,608,275.24 and 8,055,041.28 is: 12,082,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,802.64 : 20,608,275.24 = 8,055,041.28 : x
  2. Step 2: Convert to fraction form
    13,738,802.64/20,608,275.24 = 8,055,041.28/x
  3. Step 3: Cross multiply
    13,738,802.64x = 20,608,275.24 × 8,055,041.28
  4. Step 4: Simplify right side
    13,738,802.64x = 166,000,507,767,801.91
  5. Step 5: Solve for x
    x = 166,000,507,767,801.91/13,738,802.64
  6. Step 6: Final answer
    x = 12,082,603.71

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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.