Home / 14,822,497.56-20,438,803.32-9,656,278.68

Finding the Fourth Proportional to 14,822,497.56, 20,438,803.32 and 9,656,278.68

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Solution

The fourth proportional to 14,822,497.56, 20,438,803.32 and 9,656,278.68 is: 13,315,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,822,497.56 : 20,438,803.32 = 9,656,278.68 : x
  2. Step 2: Convert to fraction form
    14,822,497.56/20,438,803.32 = 9,656,278.68/x
  3. Step 3: Cross multiply
    14,822,497.56x = 20,438,803.32 × 9,656,278.68
  4. Step 4: Simplify right side
    14,822,497.56x = 197,362,780,743,629.22
  5. Step 5: Solve for x
    x = 197,362,780,743,629.22/14,822,497.56
  6. Step 6: Final answer
    x = 13,315,082.69

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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.