Home / 9,756,419.54-13,463,967.26-5,405,574.38

Finding the Fourth Proportional to 9,756,419.54, 13,463,967.26 and 5,405,574.38

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Solution

The fourth proportional to 9,756,419.54, 13,463,967.26 and 5,405,574.38 is: 7,459,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756,419.54 : 13,463,967.26 = 5,405,574.38 : x
  2. Step 2: Convert to fraction form
    9,756,419.54/13,463,967.26 = 5,405,574.38/x
  3. Step 3: Cross multiply
    9,756,419.54x = 13,463,967.26 × 5,405,574.38
  4. Step 4: Simplify right side
    9,756,419.54x = 72,780,476,420,008.89
  5. Step 5: Solve for x
    x = 72,780,476,420,008.89/9,756,419.54
  6. Step 6: Final answer
    x = 7,459,752.64

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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.