Home / 9,679,002.81-13,357,193.76-5,268,855.26

Finding the Fourth Proportional to 9,679,002.81, 13,357,193.76 and 5,268,855.26

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Solution

The fourth proportional to 9,679,002.81, 13,357,193.76 and 5,268,855.26 is: 7,271,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679,002.81 : 13,357,193.76 = 5,268,855.26 : x
  2. Step 2: Convert to fraction form
    9,679,002.81/13,357,193.76 = 5,268,855.26/x
  3. Step 3: Cross multiply
    9,679,002.81x = 13,357,193.76 × 5,268,855.26
  4. Step 4: Simplify right side
    9,679,002.81x = 70,377,120,534,429.20
  5. Step 5: Solve for x
    x = 70,377,120,534,429.20/9,679,002.81
  6. Step 6: Final answer
    x = 7,271,112.73

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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.