Home / 10,631,794.80-15,936,805.80-5,232,140.40

Finding the Fourth Proportional to 10,631,794.80, 15,936,805.80 and 5,232,140.40

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Solution

The fourth proportional to 10,631,794.80, 15,936,805.80 and 5,232,140.40 is: 7,842,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,794.80 : 15,936,805.80 = 5,232,140.40 : x
  2. Step 2: Convert to fraction form
    10,631,794.80/15,936,805.80 = 5,232,140.40/x
  3. Step 3: Cross multiply
    10,631,794.80x = 15,936,805.80 × 5,232,140.40
  4. Step 4: Simplify right side
    10,631,794.80x = 83,383,605,473,134.33
  5. Step 5: Solve for x
    x = 83,383,605,473,134.33/10,631,794.80
  6. Step 6: Final answer
    x = 7,842,853.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.