Home / 11,939,631.96-17,907,698.28-5,872,735.20

Finding the Fourth Proportional to 11,939,631.96, 17,907,698.28 and 5,872,735.20

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Solution

The fourth proportional to 11,939,631.96, 17,907,698.28 and 5,872,735.20 is: 8,808,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,939,631.96 : 17,907,698.28 = 5,872,735.20 : x
  2. Step 2: Convert to fraction form
    11,939,631.96/17,907,698.28 = 5,872,735.20/x
  3. Step 3: Cross multiply
    11,939,631.96x = 17,907,698.28 × 5,872,735.20
  4. Step 4: Simplify right side
    11,939,631.96x = 105,167,170,039,935.47
  5. Step 5: Solve for x
    x = 105,167,170,039,935.47/11,939,631.96
  6. Step 6: Final answer
    x = 8,808,242.20

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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.