Home / 30,575,647.44-42,193,119.24-16,637,057.28

Finding the Fourth Proportional to 30,575,647.44, 42,193,119.24 and 16,637,057.28

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Solution

The fourth proportional to 30,575,647.44, 42,193,119.24 and 16,637,057.28 is: 22,958,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,575,647.44 : 42,193,119.24 = 16,637,057.28 : x
  2. Step 2: Convert to fraction form
    30,575,647.44/42,193,119.24 = 16,637,057.28/x
  3. Step 3: Cross multiply
    30,575,647.44x = 42,193,119.24 × 16,637,057.28
  4. Step 4: Simplify right side
    30,575,647.44x = 701,969,341,617,750.12
  5. Step 5: Solve for x
    x = 701,969,341,617,750.12/30,575,647.44
  6. Step 6: Final answer
    x = 22,958,445.70

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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.