Home / 28,076,493.35-42,110,808.12-9,632,132.22

Finding the Fourth Proportional to 28,076,493.35, 42,110,808.12 and 9,632,132.22

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Solution

The fourth proportional to 28,076,493.35, 42,110,808.12 and 9,632,132.22 is: 14,446,849.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,076,493.35 : 42,110,808.12 = 9,632,132.22 : x
  2. Step 2: Convert to fraction form
    28,076,493.35/42,110,808.12 = 9,632,132.22/x
  3. Step 3: Cross multiply
    28,076,493.35x = 42,110,808.12 × 9,632,132.22
  4. Step 4: Simplify right side
    28,076,493.35x = 405,616,871,702,889.62
  5. Step 5: Solve for x
    x = 405,616,871,702,889.62/28,076,493.35
  6. Step 6: Final answer
    x = 14,446,849.42

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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.