Home / 30,575,680.96-42,193,165.42-16,637,090.80

Finding the Fourth Proportional to 30,575,680.96, 42,193,165.42 and 16,637,090.80

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Solution

The fourth proportional to 30,575,680.96, 42,193,165.42 and 16,637,090.80 is: 22,958,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,575,680.96 : 42,193,165.42 = 16,637,090.80 : x
  2. Step 2: Convert to fraction form
    30,575,680.96/42,193,165.42 = 16,637,090.80/x
  3. Step 3: Cross multiply
    30,575,680.96x = 42,193,165.42 × 16,637,090.80
  4. Step 4: Simplify right side
    30,575,680.96x = 701,971,524,231,960.25
  5. Step 5: Solve for x
    x = 701,971,524,231,960.25/30,575,680.96
  6. Step 6: Final answer
    x = 22,958,491.92

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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.