Home / 9,756,384.28-13,463,635.68-5,405,383.24

Finding the Fourth Proportional to 9,756,384.28, 13,463,635.68 and 5,405,383.24

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Solution

The fourth proportional to 9,756,384.28, 13,463,635.68 and 5,405,383.24 is: 7,459,332.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756,384.28 : 13,463,635.68 = 5,405,383.24 : x
  2. Step 2: Convert to fraction form
    9,756,384.28/13,463,635.68 = 5,405,383.24/x
  3. Step 3: Cross multiply
    9,756,384.28x = 13,463,635.68 × 5,405,383.24
  4. Step 4: Simplify right side
    9,756,384.28x = 72,776,110,654,138
  5. Step 5: Solve for x
    x = 72,776,110,654,138/9,756,384.28
  6. Step 6: Final answer
    x = 7,459,332.12

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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.