Home / 9,661,931.40-13,333,315.68-5,310,924.42

Finding the Fourth Proportional to 9,661,931.40, 13,333,315.68 and 5,310,924.42

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Solution

The fourth proportional to 9,661,931.40, 13,333,315.68 and 5,310,924.42 is: 7,328,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661,931.40 : 13,333,315.68 = 5,310,924.42 : x
  2. Step 2: Convert to fraction form
    9,661,931.40/13,333,315.68 = 5,310,924.42/x
  3. Step 3: Cross multiply
    9,661,931.40x = 13,333,315.68 × 5,310,924.42
  4. Step 4: Simplify right side
    9,661,931.40x = 70,812,231,844,480.91
  5. Step 5: Solve for x
    x = 70,812,231,844,480.91/9,661,931.40
  6. Step 6: Final answer
    x = 7,328,993.44

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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.