Home / 7,149,964.74-9,867,155.58-4,359,249.06

Finding the Fourth Proportional to 7,149,964.74, 9,867,155.58 and 4,359,249.06

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Solution

The fourth proportional to 7,149,964.74, 9,867,155.58 and 4,359,249.06 is: 6,015,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149,964.74 : 9,867,155.58 = 4,359,249.06 : x
  2. Step 2: Convert to fraction form
    7,149,964.74/9,867,155.58 = 4,359,249.06/x
  3. Step 3: Cross multiply
    7,149,964.74x = 9,867,155.58 × 4,359,249.06
  4. Step 4: Simplify right side
    7,149,964.74x = 43,013,388,686,988.75
  5. Step 5: Solve for x
    x = 43,013,388,686,988.75/7,149,964.74
  6. Step 6: Final answer
    x = 6,015,888.22

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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.