Home / 36,978,471.55-51,028,423.53-20,232,848.65

Finding the Fourth Proportional to 36,978,471.55, 51,028,423.53 and 20,232,848.65

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Solution

The fourth proportional to 36,978,471.55, 51,028,423.53 and 20,232,848.65 is: 27,920,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,978,471.55 : 51,028,423.53 = 20,232,848.65 : x
  2. Step 2: Convert to fraction form
    36,978,471.55/51,028,423.53 = 20,232,848.65/x
  3. Step 3: Cross multiply
    36,978,471.55x = 51,028,423.53 × 20,232,848.65
  4. Step 4: Simplify right side
    36,978,471.55x = 1,032,450,370,130,588.62
  5. Step 5: Solve for x
    x = 1,032,450,370,130,588.62/36,978,471.55
  6. Step 6: Final answer
    x = 27,920,309.49

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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.