Home / 10,935,945.90-16,403,918.85-9,182,190.60

Finding the Fourth Proportional to 10,935,945.90, 16,403,918.85 and 9,182,190.60

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Solution

The fourth proportional to 10,935,945.90, 16,403,918.85 and 9,182,190.60 is: 13,773,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,945.90 : 16,403,918.85 = 9,182,190.60 : x
  2. Step 2: Convert to fraction form
    10,935,945.90/16,403,918.85 = 9,182,190.60/x
  3. Step 3: Cross multiply
    10,935,945.90x = 16,403,918.85 × 9,182,190.60
  4. Step 4: Simplify right side
    10,935,945.90x = 150,623,909,467,632.81
  5. Step 5: Solve for x
    x = 150,623,909,467,632.81/10,935,945.90
  6. Step 6: Final answer
    x = 13,773,285.90

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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.