Home / 28,592,195.52-39,457,230.66-15,539,486.16

Finding the Fourth Proportional to 28,592,195.52, 39,457,230.66 and 15,539,486.16

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Solution

The fourth proportional to 28,592,195.52, 39,457,230.66 and 15,539,486.16 is: 21,444,491.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,592,195.52 : 39,457,230.66 = 15,539,486.16 : x
  2. Step 2: Convert to fraction form
    28,592,195.52/39,457,230.66 = 15,539,486.16/x
  3. Step 3: Cross multiply
    28,592,195.52x = 39,457,230.66 × 15,539,486.16
  4. Step 4: Simplify right side
    28,592,195.52x = 613,145,089,752,997.62
  5. Step 5: Solve for x
    x = 613,145,089,752,997.62/28,592,195.52
  6. Step 6: Final answer
    x = 21,444,491.36

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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.