Home / 10,935,969.40-16,403,954.10-9,182,214.10

Finding the Fourth Proportional to 10,935,969.40, 16,403,954.10 and 9,182,214.10

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Solution

The fourth proportional to 10,935,969.40, 16,403,954.10 and 9,182,214.10 is: 13,773,321.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,969.40 : 16,403,954.10 = 9,182,214.10 : x
  2. Step 2: Convert to fraction form
    10,935,969.40/16,403,954.10 = 9,182,214.10/x
  3. Step 3: Cross multiply
    10,935,969.40x = 16,403,954.10 × 9,182,214.10
  4. Step 4: Simplify right side
    10,935,969.40x = 150,624,618,632,772.81
  5. Step 5: Solve for x
    x = 150,624,618,632,772.81/10,935,969.40
  6. Step 6: Final answer
    x = 13,773,321.15

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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.